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J

Jan Haavik

university of bergen

71H-index
407Paper Count
2.5WCitation Count
Published Papers 176
Publication Date
Blocking β-alanine synthesis triggers widespread perturbations of energy and lipid metabolism in the brain
err2026-05-23
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errSelina Cannon Homaei; Elaheh Mahootchi; Aashish Srivastava; Mahima Sanjay Gomladu; Oda Caspara Krokengen; Anne Baumann; Jan Haavik
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Author Correction: Effects of electroconvulsive therapy on hippocampal longitudinal axis and its association with cognitive side effects
err2026-01-23
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errOlga Therese Ousdal; Miklos Argyelan; Maarten Laroy; Amit Anand; Filip Bouckaert; Joan A. Camprodon; Marta Cano; Narcis Cardoner; Udo Dannlowski; Annemiek Dols; Louise Emsell; Randall Espinoza; Kaat Hebbrecht; René Hurlemann; Martin Jorgensen; Maximilian Kiebs; Taishiro Kishimoto; Katherine L. Narr; Pia Nordanskog; Nils Opel; Ronny Redlich; Didi Rhebergen; Alexander Sartorius; Didier Schrijvers; Pascal Sienaert; Carles Soriano-Mas; Akihiro Takamiya; Freek ten Doesschate; Indira Tendolkar; Mikel Urretavizcaya; Linda van Diermen; Philip van Eijndhoven; Guido van Wingen; Jeroen van Waarde; Mathieu Vandenbulcke; Joey Verdijk; Benjamin S. C. Wade; Yrondi Antoine; Njål Brekke; Joan Prudic; Shawn McClintock; Ute Kessler; Hauke Bartsch; Ketil Odegaard; Jan Haavik; Åsa Hammar; Christopher Abbott; Leif Oltedal
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Epigenetic and blood markers associated with response to electroconvulsive therapy in patients with depressive disorders
err2025-12-03
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errAnne-Kristin Stavrum; Lea Sirignano; Leila M. Frid; Josef Frank; Jerome C. Foo; Leticia M. Spindola; Kira D. Höffler; Ketil J. Oedegaard; Jan Haavik; Marcella Rietschel; Stephanie H. Witt; Ute Kessler; Leif Oltedal; Stéphanie Le Hellard
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Optimizing genetic ancestry adjustment in DNA methylation studies: a comparative analysis of approaches
err2025-10-15
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errKira D. Höffler; Seyma Katrinli; Matthew W. Halvorsen; Anne-Kristin Stavrum; Kevin S. O’Connell; Alexey Shadrin; Srdjan Djurovic; Ole A. Andreassen; James J. Crowley; Jan Haavik; Kristen Hagen; Gerd Kvale; Kerry Ressler; Bjarne Hansen; Jair C. Soares; Gabriel R. Fries; Alicia K. Smith; Stéphanie Le Hellard
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Effects of electroconvulsive therapy on hippocampal longitudinal axis and its association with cognitive side effects
err2025-10-01
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errOAAI
errOlga Therese Ousdal; Miklos Argyelan; Maarten Laroy; Amit Anand; Filip Bouckaert; Joan A. Camprodon; Marta Cano; Narcis Cardoner; Udo Dannlowski; Annemiek Dols; Louise Emsell; Randall Espinoza; Kaat Hebbrecht; René Hurlemann; Martin Jorgensen; Maximillian Kiebs; Taishiro Kishimoto; Katherine L. Narr; Pia Nordanskog; Nils Opel; Ronny Redlich; Didi Rhebergen; Alexander Sartorius; Didier Schrijvers; Pascal Sienaert; Carles Soriano-Mas; Akihiro Takamiya; Freek ten Doesschate; Indira Tendolkar; Mikel Urretavizcaya; Linda van Diermen; Philip van Eijndhoven; Guido van Wingen; Jeroen van Waarde; Mathieu Vandenbulcke; Joey Verdijk; Benjamin S. C. Wade; Yrondi Antoine; Njål Brekke; Joan Prudic; Shawn McClintock; Ute Kessler; Hauke Bartsch; Ketil Odegaard; Jan Haavik; Åsa Hammar; Christopher Abbott; Leif Oltedal
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Publisher Correction: Genome-wide association meta-analysis of childhood ADHD symptoms and diagnosis identifies new loci and potential effector genes
err2025-09-29
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errCamiel M. van der Laan; Hill F. Ip; Marijn Schipper; Jouke-Jan Hottenga; Beate St Pourcain; Tetyana Zayats; René Pool; Eva M. L. Krapohl; Isabell Brikell; María Soler Artigas; Judit Cabana-Domínguez; Natalia Llonga; Ilja M. Nolte; Koen Bolhuis; Teemu Palviainen; Hadi Zafarmand; Scott Gordon; Fazil Aliev; S. Alexandra Burt; Carol A. Wang; Gretchen Saunders; Ville Karhunen; Daniel E. Adkins; Richard Border; Roseann E. Peterson; Joseph A. Prinz; Elisabeth Thiering; Natàlia Vilor-Tejedor; Tarunveer S. Ahluwalia; Andrea Allegrini; Kaili Rimfeld; Qi Chen; Yi Lu; Joanna Martin; Rosa Bosch; Josep Antoni Ramos-Quiroga; Alexander Neumann; Judith Ensink; Katrina L. Grasby; José J. Morosoli; Xiaoran Tong; Shelby Marrington; James G. Scott; Andrey A. Shabalin; Robin Corley; Luke M. Evans; Karen Sugden; Silvia Alemany; Lærke Sass; Rebecca Vinding; Erik A. Ehli; Fiona A. Hagenbeek; Eske M. Derks; Henrik Larsson; Harold Snieder; Charlotte Cecil; Alyce M. Whipp; Tellervo Korhonen; Eero Vuoksimaa; Richard J. Rose; André G. Uitterlinden; Jan Haavik; Jennifer R. Harris; Øyvind Helgeland; Stefan Johansson; Gun Peggy S. Knudsen; Pal Rasmus Njolstad; Qing Lu; Alina Rodriguez; Anjali K. Henders; Abdullah Mamun; Jackob M. Najman; Sandy Brown; Christian Hopfer; Kenneth Krauter; Chandra A. Reynolds; Andrew Smolen; Michael Stallings; Sally Wadsworth; Tamara L. Wall; Lindon Eaves; Judy L. Silberg; Allison Miller; Alexandra Havdahl; Sabrina Llop; Maria-Jose Lopez-Espinosa; Klaus Bønnelykke; Jordi Sunyer; Louise Arseneault; Marie Standl; Joachim Heinrich; Joseph Boden; John Pearson; John Horwood; Martin Kennedy; Richie Poulton; Hermine H. Maes; John Hewitt; William E. Copeland; Christel M. Middeldorp; Gail M. Williams; Naomi Wray; Marjo-Riitta Järvelin; Matt McGue; William Iacono; Avshalom Caspi; Terrie E. Moffitt; Andrew J. O. Whitehouse; Craig E. Pennell; Kelly L. Klump; Chang Jiang; Danielle M. Dick; Ted Reichborn-Kjennerud; Nicholas G. Martin; Sarah E. Medland; Tanja Vrijkotte; Jaakko Kaprio; Henning Tiemeier; George Davey Smith; Catharina A. Hartman; Albertine J. Oldehinkel; Miquel Casas; Marta Ribasés; Paul Lichtenstein; Sebastian Lundström; Robert Plomin; Meike Bartels; Michel G. Nivard; Dorret I. Boomsma
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A low frequency damaging SORCS2 variant identified in a family with ADHD compromises receptor stability and quenches activity
err2025-09-18
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errMathias Kaas; Sarah Broholt Dinesen; Ole Ahlgreen; Peder Madsen; Simon Mølgaard; Anders Dalby; Camilla Gustafsen; Ditte Olsen; Jinjie Duan; Joachim Vilstrup; Jonas Lende; Sanne Nordestgaard; Tetyana Zayats; Per Morten Knappskog; Stefan Johansson; Gesche Neckelmann; Barbara Franke; Søren Thirup; Anders Børglum; Andreas Reif; Christian Vægter; Ditte Demontis; Jan Haavik; Simon Glerup; Sune Skeldal
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Genome-wide association meta-analysis of childhood ADHD symptoms and diagnosis identifies new loci and potential effector genes
err2025-09-17
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PREAI
errCamiel M. van der Laan; Hill F. Ip; Marijn Schipper; Jouke-Jan Hottenga; Beate St Pourcain; Tetyana Zayats; René Pool; Eva M. L. Krapohl; Isabell Brikell; María Soler Artigas; Judit Cabana-Domínguez; Ilja M. Nolte; Koen Bolhuis; Teemu Palviainen; Hadi Zafarmand; Scott Gordon; Fazil Aliev; S. Alexandra Burt; Carol A. Wang; Gretchen Saunders; Ville Karhunen; Daniel E. Adkins; Richard Border; Roseann E. Peterson; Joseph A. Prinz; Elisabeth Thiering; Natàlia Vilor-Tejedor; Tarunveer S. Ahluwalia; Andrea Allegrini; Kaili Rimfeld; Qi Chen; Yi Lu; Joanna Martin; Rosa Bosch; Josep Antoni Ramos-Quiroga; Alexander Neumann; Judith Ensink; Katrina L. Grasby; José J. Morosoli; Xiaoran Tong; Shelby Marrington; James G. Scott; Andrey A. Shabalin; Robin Corley; Luke M. Evans; Karen Sugden; Silvia Alemany; Lærke Sass; Rebecca Vinding; Erik A. Ehli; Fiona A. Hagenbeek; Eske M. Derks; Henrik Larsson; Harold Snieder; Charlotte Cecil; Alyce M. Whipp; Tellervo Korhonen; Eero Vuoksimaa; Richard J. Rose; André G. Uitterlinden; Jan Haavik; Jennifer R. Harris; Øyvind Helgeland; Stefan Johansson; Gun Peggy S. Knudsen; Pal Rasmus Njolstad; Qing Lu; Alina Rodriguez; Anjali K. Henders; Abdullah Mamun; Jackob M. Najman; Sandy Brown; Christian Hopfer; Kenneth Krauter; Chandra A. Reynolds; Andrew Smolen; Michael Stallings; Sally Wadsworth; Tamara L. Wall; Lindon Eaves; Judy L. Silberg; Allison Miller; Alexandra Havdahl; Sabrina Llop; Maria-Jose Lopez-Espinosa; Klaus Bønnelykke; Jordi Sunyer; Louise Arseneault; Marie Standl; Joachim Heinrich; Joseph Boden; John Pearson; John Horwood; Martin Kennedy; Richie Poulton; Hermine H. Maes; John Hewitt; William E. Copeland; Christel M. Middeldorp; Gail M. Williams; Naomi Wray; Marjo-Riitta Järvelin; Matt McGue; William Iacono; Avshalom Caspi; Terrie E. Moffitt; Andrew J. O. Whitehouse; Craig E. Pennell; Kelly L. Klump; Chang Jiang; Danielle M. Dick; Ted Reichborn-Kjennerud; Nicholas G. Martin; Sarah E. Medland; Tanja Vrijkotte; Jaakko Kaprio; Henning Tiemeier; George Davey Smith; Catharina A. Hartman; Albertine J. Oldehinkel; Miquel Casas; Marta Ribasés; Paul Lichtenstein; Sebastian Lundström; Robert Plomin; Meike Bartels; Michel G. Nivard; Dorret I. Boomsma; Natalia Llonga
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Penetrance of neurodevelopmental copy number variants is associated with variations in cortical morphology
err2025-05-23
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PREAI
errAna I. Silva; Ida E. Sønderby; George Kirov; Abdel Abdellaoui; Ingrid Agartz; David Ames; Nicola J. Armstrong; Eric Artiges; Tobias Banaschewski; Anne S. Bassett; Carrie E. Bearden; John Blangero; Rune Boen; Dorret I. Boomsma; Robin Bülow; Nancy J. Butcher; Vince Calhoun; Linda E. Campbell; Eva W.C. Chow; Simone Ciufolini; Michael C. Craig; Benedicto Crespo-Farroco; Adam C. Cunningham; Shareefa Dalvie; Eileen Daly; Paola Dazzan; Eco J.C. de Geus; Greig I. de Zubicaray; Joanne L. Doherty; Gary Donohoe; Mark Drakesmith; Thomas Espeseth; Vincent Frouin; Hugh Garavan; David C. Glahn; Naomi J. Goodrich-Hunsaker; Penny A. Gowland; Hans J. Grabe; Antoine Grigis; Maria Gudbrandsen; Boris A. Gutman; Jan Haavik; Asta K. Håberg; Jeremy Hall; Andreas Heinz; Sarah Hohmann; Jouke-Jan Hottenga; Sébastien Jacquemont; Neda Jahanshad; Rachel K. Jonas; Derek K. Jones; Erik G. Jönsson; Sanne Koops; Kuldeep Kumar; Stephanie Le Hellard; Herve Lemaitre; Jingyu Liu; Astri J. Lundervold; Jean-Luc Martinot; Karen A. Mather; Donna M. McDonald-McGinn; Katie L. McMahon; Allan F. McRae; Sarah E. Medland; Clara A. Moreau; Kieran C. Murphy; Declan Murphy; Robin M. Murray; Frauke Nees; Michael J. Owen; Marie-Laure Paillère Martinot; Diimitri Papadopoulos Orfanos; Tomas Paus; Luise Poustka; Tiago Reis Marques; David R. Roalf; Perminder S. Sachdev; Freda Scheffler; J. Eric Schmitt; Gunter Schumann; Vidar M. Steen; Dan J. Stein; Lachlan T. Strike; Alexander Teumer; Anbupalam Thalamuthu; Sophia I. Thomopoulos; Diana Tordesillas-Gutiérrez; Julian N. Trollor; Anne Uhlmann; Ariana Vajdi; Dennis van ’t Ent; Therese van Amelsvoort; Marianne B.M. van den Bree; Dennis van der Meer; Javier Vázquez-Bourgon; Julio E. Villalón-Reina; Uwe Völker; Henry Völzke; Jacob A.S. Vorstman; Lars T. Westlye; Nigel Williams; Katharina Wittfeld; Margaret J. Wright; Paul M. Thompson; Ole A. Andreassen; David E.J. Linden
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Dynamics of affect modulation in neurodevelopmental disorders (DynAMoND) - study design of a prospective cohort study
err2024-12-28
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errBayas, Maximilian; Kockler, Tobias D.; Ramos-Quiroga, Josep Antoni; Caller, Silvia Munoz; Fadeuilhe, Christian; de Girolamo, Giovanni; Iozzino, Laura; D'Addazio, Miriam; Haavik, Jan; Halmoy, Anne; Hellum, Karin Schioler; Kolle, Joakim Njaastad; Osnes, Berge; Lundervold, Astri J.; Perroud, Nader; Hasler, Roland; De Almeida, Melanie Teixeira; Ebner-Priemer, Ulrich W.; Thanarajah, Sharmili Edwin; Schiweck, Carmen; Matura, Silke; Repple, Jonathan; Reif, Andreas; Aichholzer, Mareike
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Charting the shared genetic architecture of Alzheimer's disease, cognition, and educational attainment, and associations with brain development
err2024-12-01
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errJaholkowski, Piotr; Bahrami, Shahram; Fominykh, Vera; Hindley, Guy F. L.; Tesfaye, Markos; Parekh, Pravesh; Parker, Nadine; Filiz, Tahir T.; Nordengen, Kaja; Hagen, Espen; Koch, Elise; Bakken, Nora R.; Frei, Evgeniia; Birkenaes, Viktoria; Rahman, Zillur; Frei, Oleksandr; Haavik, Jan; Djurovic, Srdjan; Dale, Anders M.; Smeland, Olav B.; O'Connell, Kevin S.; Shadrin, Alexey A.; Andreassen, Ole A.
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The dopamine hypothesis for ADHD: An evaluation of evidence accumulated from human studies and animal models
err2024-11-15
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errMacdonald, Hayley J.; Kleppe, Rune; Szigetvari, Peter D.; Haavik, Jan
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Aromatic Amino Acid Hydroxylases as Off-Targets of Histone Deacetylase Inhibitors
err2024-11-11
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errBaumann, Anne; Papenkordt, Niklas; Robaa, Dina; Szigetvari, Peter D.; Vogelmann, Anja; Bracher, Franz; Sippl, Wolfgang; Jung, Manfred; Haavik, Jan
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Gene-based burden tests of rare germline variants identify six cancer susceptibility genes
err2024-10-29
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PREAI
errIvarsdottir, Erna V.; Gudmundsson, Julius; Tragante, Vinicius; Sveinbjornsson, Gardar; Kristmundsdottir, Snaedis; Stacey, Simon N.; Halldorsson, Gisli H.; Magnusson, Magnus I.; Oddsson, Asmundur; Walters, G. Bragi; Sigurdsson, Asgeir; Saevarsdottir, Saedis; Beyter, Doruk; Thorleifsson, Gudmar; Halldorsson, Bjarni V.; Melsted, Pall; Stefansson, Hreinn; Jonsdottir, Ingileif; Sorensen, Erik; Pedersen, Ole B.; Erikstrup, Christian; Bogsted, Martin; Pohl, Mette; Roder, Andreas; Stroomberg, Hein Vincent; Goegenur, Ismail; Hillingso, Jens; Bojesen, Stig E.; Lassen, Ulrik; Hogdall, Estrid; Ullum, Henrik; Brunak, Soren; Ostrowski, Sisse R.; Pedersen, Ole Birger; Sonderby, Ida Elken; Frei, Oleksandr; Djurovic, Srdjan; Havdahl, Alexandra; Moller, Pal; Dominguez-Valentin, Mev; Haavik, Jan; Andreassen, Ole A.; Hovig, Eivind; Agnarsson, Bjarni A.; Hilmarsson, Rafn; Johannsson, Oskar Th.; Valdimarsson, Trausti; Jonsson, Steinn; Moller, Pall H.; Olafsson, Jon H.; Sigurgeirsson, Bardur; Jonasson, Jon G.; Tryggvason, Geir; Holm, Hilma; Sulem, Patrick; Rafnar, Thorunn; Gudbjartsson, Daniel F.; Stefansson, Kari
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Molecular landscape of the overlap between Alzheimer's disease and somatic insulin-related diseases
err2024-10-28
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errRuisch, I. Hyun; Widomska, Joanna; De Witte, Ward; Mota, Nina R.; Fanelli, Giuseppe; Van Gils, Veerle; Jansen, Willemijn J.; Vos, Stephanie J. B.; Fothi, Abel; Barta, Csaba; Berkel, Simone; Alam, Kazi A.; Martinez, Aurora; Haavik, Jan; O'Leary, Aet; Slattery, David; Sullivan, Mairead; Glennon, Jeffrey; Buitelaar, Jan K.; Bralten, Janita; Franke, Barbara; Poelmans, Geert
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Organic food consumption during pregnancy and symptoms of neurodevelopmental disorders at 8 years of age in the offspring: the Norwegian Mother, Father and Child Cohort Study (MoBa)
err2024-10-21
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errInstanes, Johanne T.; Solberg, Berit S.; Kvalvik, Liv G.; Klungsoyr, Kari; Posserud, Maj-Britt R.; Hartman, Catharina A.; Haavik, Jan
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Homozygosity for a stop-gain variant in CCDC201 causes primary ovarian insufficiency
err2024-08-27
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errOddsson, Asmundur; Steinthorsdottir, Valgerdur; Oskarsson, Gudjon R.; Styrkarsdottir, Unnur; Moore, Kristjan H. S.; Isberg, Salvor; Halldorsson, Gisli H.; Sveinbjornsson, Gardar; Westergaard, David; Nielsen, Henriette Svarre; Fridriksdottir, Run; Jensson, Brynjar O.; Arnadottir, Gudny A.; Jonsson, Hakon; Sturluson, Arni; Snaebjarnarson, Audunn S.; Andreassen, Ole A.; Walters, G. Bragi; Nyegaard, Mette; Erikstrup, Christian; Steingrimsdottir, Thora; Lie, Rolv T.; Melsted, Pall; Jonsdottir, Ingileif; Halldorsson, Bjarni V.; Thorleifsson, Gudmar; Saemundsdottir, Jona; Magnusson, Olafur Th.; Banasik, Karina; Sorensen, Erik; Masson, Gisli; Pedersen, Ole Birger; Tryggvadottir, Laufey; Haavik, Jan; Ostrowski, Sisse Rye; Stefansson, Hreinn; Holm, Hilma; Rafnar, Thorunn; Gudbjartsson, Daniel F.; Sulem, Patrick; Stefansson, Kari
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Deliberate self-harm in adolescents screening positive for attention-deficit / hyperactivity disorder: a population-based study
err2024-08-19
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errAustgulen, Amalie; Posserud, Maj-Britt; Hysing, Mari; Haavik, Jan; Lundervold, Astri J.
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Large-scale analysis of structural brain asymmetries during neurodevelopment: Associations with age and sex in 4265 children and adolescents
err2024-07-24
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errKurth, F.; Schijven, D.; van den Heuvel, O. A.; Hoogman, M.; van Rooij, D.; Stein, D. J.; Buitelaar, J. K.; Bolte, S.; Auzias, G.; Kushki, A.; Venkatasubramanian, G.; Rubia, K.; Bollmann, S.; Isaksson, J.; Jaspers-Fayer, F.; Marsh, R.; Batistuzzo, M. C.; Arnold, P. D.; Bressan, R. A.; Stewart, S. E.; Gruner, P.; Sorensen, L.; Pan, P. M.; Silk, T. J.; Gur, R. C.; Cubillo, A. I.; Haavik, J.; O'Gorman Tuura, R. L.; Hartman, C. A.; Calvo, R.; McGrath, J.; Calderoni, S.; Jackowski, A.; Chantiluke, K. C.; Satterthwaite, T. D.; Busatto, G. F.; Nigg, J. T.; Gur, R. E.; Retico, A.; Tosetti, M.; Gallagher, L.; Szeszko, P. R.; Neufeld, J.; Ortiz, A. E.; Ghisleni, C.; Lazaro, L.; Hoekstra, P. J.; Anagnostou, E.; Hoekstra, L.; Simpson, B.; Plessen, J. K.; Deruelle, C.; Soreni, N.; James, A.; Narayanaswamy, J.; Reddy, J. Y.; Fitzgerald, J.; Bellgrove, M. A.; Salum, G. A.; Janssen, J.; Muratori, F.; Vila, M.; Garcia Giral, M.; Ameis, S. H.; Bosco, P.; Remnelius, K. Lundin; Huyser, C.; Pariente, J. C.; Jalbrzikowski, M.; Rosa, P. G.; O'Hearn, K. M.; Ehrlich, S.; Mollon, J.; Zugman, A.; Christakou, A.; Arango, C.; Fisher, S. E.; Kong, X.; Franke, B.; Medland, S. E.; Thomopoulos, S. I.; Jahanshad, N.; Glahn, D. C.; Thompson, P. M.; Francks, C.; Luders, E.
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