[Outstanding Russian physiologist N. O. Kovalevskii; 60th anniversary of death].
D000846:Anniversaries and Special Events; D003643:Death; D005006:Ethnicity; D006801:Humans; D007802:Language; D012426:Russia
Vydaiushchiisia otechestvennyi fiziolog N. O. Kovalevskii; k 60-letiiu so dnia smerti.