neurosurgery is not an institution. based on the rules, since the input is just a department name with no higher-level institution provided, the extracted output should be nothing.
(no output)
Katharina J. Müller; Roman Stürzl; Sabrina Kirchleitner; Isabelle von Polenz; Viktoria Ruf; Veit M. Stoecklein; Jonas Reis; Stefanie Quach; Lena Kaiser; Julia Lorenz; Adrian Zounek; Patrick N. Harter; Rainer Rupprecht; Markus J. Riemenschneider; Matthias Brendel; Niklas Thon; Joerg-Christian Tonn; Louisa von Baumgarten; Nathalie L. Albert
Nico Teske; Antonio Dono; Jacob S Young; Stephanie T Jünger; Gilbert Youssef; Levin Häni; Tommaso Sciortino; Francesco Bruno; Jorg Dietrich; Christine Y Mau; Michael Weller; Juergen Beck; Shawn Hervey-Jumper; Annette M Molinaro; Susan M Chang; Martin van den Bent; Michael A Vogelbaum; Maximilian I Ruge; Daniel P Cahill; Roberta Rudà; Lorenzo Bello; Stefan J Grau; Oliver Schnell; Raymond Y Huang; Patrick Y Wen; Nitin Tandon; Mitchel S Berger; Joerg-Christian Tonn; Yoshua Esquenazi; Philipp Karschnia
P Karschnia; J Young; M M Wijnenga; T Sciortino; N Teske; A Corell; A Wagner; G C Youssef; Y Park; L Häni; S T Juenger; A Dono; F Ehret; E E Mendoza Mireles; N Neidert; F Bruno; C Tuchek; T van der Vaart; J Beck; S M Chang; M A Vogelbaum; R Rudà; E O Vik-Mo; J Dietrich; Y Esquenazi; S J Grau; P Y Wen; A S Jakola; O Schnell; L Bello; M J van den Bent; S Hervey-Jumper; M S Berger; J Tonn
Teske, N.; Dono, A.; Young, J. S.; Juenger, S. T.; Youssef, G. C.; Hani, L.; Sciortino, T.; Bruno, F.; Dietrich, J.; Mau, C. Y.; Weller, M.; Beck, J.; Hervey-Jumper, S.; Molinaro, A. M.; Chang, S. M.; van den Bent, M. J.; Vogelbaum, M. A.; Cahill, D.; Ruda, R.; Bello, L.; Schnell, O.; Huang, R. Y.; Wen, P.; Ruge, M., I; Grau, S. J.; Tandon, N.; Berger, M. S.; Tonn, J.; Esquenazi, Y.; Karschnia, P.
Karschnia, P.; Teske, N.; Le Rhun, E.; Wirsching, H.; Jakola, A. S.; Roder, C.; Cahill, D. P.; Vik-Mo, E. O.; Berger, M. S.; Young, J. S.; Drummond, K. J.; Bello, L.; Broekman, M. L.; Vogelbaum, M. A.; Esquenazi, Y.; Schnell, O.; Weller, M.; Tonn, J.
Norbert Galldiks; Philipp Lohmann; Mariam Aboian; Ramon F Barajas; William G Breen; Jana Ivanidze; Derek R Johnson; Timothy J Kaufmann; Michelle M Kim; Maximilian J Mair; Giuseppe Minniti; Michael Müther; Ali Nabavizadeh; Joshua D Palmer; Roberta Rudà; Marion Smits; Nelleke Tolboom; Sophie E M Veldhuijzen van Zanten; Michael C Veronesi; Jan-Michael Werner; Martin van den Bent; Susan M Chang; Karl-Josef Langen; Ian Law; Jonathan McConathy; Minesh Mehta; Matthias Preusser; Susan C Short; Riccardo Soffietti; Michael Vogelbaum; Michael Weller; Patrick Y Wen; Joerg-Christian Tonn; Nathalie L Albert
Albert, Nathalie L.; Galldiks, Norbert; Ellingson, Benjamin M.; van den Bent, Martin J.; Chang, Susan M.; Cicone, Francesco; Koh, Eng-Siew; Law, Ian; Le Rhun, Emilie; Mair, Maximilian J.; Werner, Jan-Michael; Berghoff, Anna S.; Furtner, Julia; Minniti, Giuseppe; Scott, Andrew M.; Short, Susan C.; Ivanidze, Jana; Johnson, Derek R.; Suchorska, Bogdana; Tolboom, Nelleke; Tonn, Joerg-Christian; Verger, Antoine; Galanis, Eva; Brastianos, Priscilla K.; Wen, Patrick Y.; Weller, Michael; Lin, Nancy U.