title: [Life anniversary of Assistant Professor Ján Drgonec, C.Sc].
mesh_terms: D003604:Czechoslovakia; D003880:Dermatology / Q000266:history; D049673:History, 20th Century; D010372:Pediatrics / Q000266:history
vernacular_title: Zivotné jubileum docenta MUDr. Jána Drgonca, CSc.