Alena Chalupka - Publications, H-index & Citations

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Alena Chalupka

Austrian Agency for Health and Food Safety

5H-index

13Paper Count

68Citation Count

Published Papers 6

Publication Date

Excess mortality in Europe estimated by EuroMOMO during the COVID-19 pandemic and previous influenza seasons

Nature Communications

IF15.7

2026-01-15

OAAI

Sarah K. Nørgaard; Jens Nielsen; Christel B. Schjørring; Albert S. Kalnæs; Lukas Richter; Alena Chalupka; Toon Braeye; Serge Nganda Mekogo; Maria Athanasiadou; Theodore Lytras; Gleb Denissov; Oskari Luomala; Isabelle Pontais; Benedikt Zacher; Matthias an der Heiden; Kassiani Mellou; Ioannis Panagoulias; Anna Paldy; Tibor Malnasi; Eva Kelly; Naama Rotem; Francesca K. de’Donato; Chiara Di Blasi; Joël Mossong; Anne Vergison; Kathleen England; Neville Calleja; Liselotte van Asten; Jan van de Kassteele; Christian Madsen; Susana Silva; Ana Paula Rodrigues; Natalija Kranjec; Inmaculada León-Gómez; Diana Gomez-Barroso; Ilias Galanis; Ahmed Farah; Rolf Weitkunat; Nick Andrews; Tom Clare; Magda Bucholc; Declan T. Bradley; Naoma William; Mark Hamilton; Pernille Jorgensen; Richard G. Pebody; Nick Bundle; Bolette Søborg; Tyra G. Krause; Kåre Mølbak; Lasse S. Vestergaard

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Corrigendum to “Underlying health biases in previously-infected SARS-CoV-2 vaccination recipients: A cohort study” [J Infect 90 (2025) 106497]

Journal of Infection

IF11.9

2025-05-28

PREAI

Uwe Riedmann; Alena Chalupka; Lukas Richter; Dirk Werber; Martin Sprenger; Peter Willeit; Marc Rijksen; Julia Lodron; Tracy Beth Høeg; John PA Ioannidis; Stefan Pilz

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Estimates of SARS-CoV-2 Infections and Population Immunity After the COVID-19 Pandemic in Austria: Analysis of National Wastewater Data

JOURNAL OF INFECTIOUS DISEASES

IF4.5

2025-02-18

OAAI

Riedmann, Uwe; Chalupka, Alena; Richter, Lukas; Sprenger, Martin; Rauch, Wolfgang; Schenk, Hannes; Krause, Robert; Willeit, Peter; Oberacher, Herbert; Hoeg, Tracy Beth; Ioannidis, John P. A.; Pilz, Stefan

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Effectiveness of the First and Second Severe Acute Respiratory Syndrome Coronavirus 2 Vaccine Dose: A Nationwide Cohort Study From Austria on Hybrid Versus Natural Immunity

OPEN FORUM INFECTIOUS DISEASES

IF3.8

2024-09-19

OAAI

Chalupka, Alena; Riedmann, Uwe; Richter, Lukas; Chakeri, Ali; El-Khatib, Ziad; Sprenger, Martin; Theiler-Schwetz, Verena; Trummer, Christian; Willeit, Peter; Schennach, Harald; Benka, Bernhard; Werber, Dirk; Hoeg, Tracy Beth; Ioannidis, John P. A.; Pilz, Stefan

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Excess mortality in Europe coincides with peaks of COVID-19, influenza and respiratory syncytial virus (RSV), November 2023 to February 2024

EUROSURVEILLANCE

IF7.8

2024-04-11

OAAI

Norgaard, Sarah K.; Nielsen, Jens; Nordholm, Anne Christine; Richter, Lukas; Chalupka, Alena; Sierra, Natalia Bustos; Braeye, Toon; Athanasiadou, Maria; Lytras, Theodore; Denissov, Gleb; Luomala, Oskari; Fouillet, Anne; Pontais, Isabelle; an der Heiden, Matthias; Zacher, Benedikt; Weigel, Alina; Foppa, Ivo; Gkolfinopoulou, Kassiani; Panagoulias, Ioannis; Paldy, Anna; Malnasi, Tibor; Domegan, Lisa; Kelly, Eva; Rotem, Naama; Rakhlin, Oksana; de'Donato, Francesca K.; Di Blasi, Chiara; Hoffmann, Patrick; Velez, Telma; England, Kathleen; Calleja, Neville; van Asten, Liselotte; Jongenotter, Femke; Rodrigues, Ana Paula; Silva, Susana; Klepac, Petra; Gomez-Barroso, Diana; Gomez, Inmaculada Leon; Galanis, Ilias; Farah, Ahmed; Weitkunat, Rolf; Fehst, Katarina; Andrews, Nick; Clare, Tom; Bradley, Declan; O'Doherty, Mark G.; William, Naoma; Hamilton, Mark; Soborg, Bolette; Krause, Tyra G.; Bundle, Nick; Vestergaard, Lasse S.

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Effectiveness of a fourth SARS-CoV-2 vaccine dose in previously infected individuals from Austria

EUROPEAN JOURNAL OF CLINICAL INVESTIGATION

IF3.6

2023-11-30

OAAI

Chalupka, Alena; Richter, Lukas; Chakeri, Ali; El-Khatib, Ziad; Theiler-Schwetz, Verena; Trummer, Christian; Krause, Robert; Willeit, Peter; Benka, Bernhard; Ioannidis, John P. A.; Pilz, Stefan

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Research Directions