[120th anniversary of birth of Henryk Fryderyk Hoyer].
D000846:Anniversaries and Special Events; D006653:Histology / Q000266:history*; D049672:History, 19th Century; D049673:History, 20th Century
BIOGRAPHIES; HISTOLOGY/history
W 120 rocznice urodzin Henryka Fryderyka Hoyera.