Are you citing the literature correctly?

Petrasek, J

Petrasek, J (corresponding author), Univ Karlovy, Lekarska Fak 1, Interni Klin 3, Prague, Czech Republic.; Petrasek, J (corresponding author), Vseobecna Fak Nemocnice Praze, Prague, Czech Republic.

COR ET VASA, 2021; 63 (4): 525