“covid19” as tag74 references:
Medina-Peralta, M.,
Garcia-Eroles, L.,
Hermosilla, E.,
Fuentes, A.,
Méndez-Boo, L.,
Fina, F.,
Fàbregas, M.,
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Peña-López, I. (2021).
Non-differential risk of SARS-CoV-2 infection for members of polling stations on Catalan parliament voting day. New Haven: MEDrXIV. Retrieved May 18, 2021 from
https://doi.org/10.1101/2021.05.13.21257143