[A. P. DOBROSLAVIN AND A. P. BORODIN. (ON THE 75TH ANNIVERSARY OF THE DEATH OF A. P. DOBROSLAVIN)].
D000846:Anniversaries and Special Events; D049672:History, 19th Century; D006920:Hygiene; D014586:USSR
BIOGRAPHIES; HISTORY; HISTORY OF MEDICINE, 19TH CENT.; HYGIENE; USSR
A. P. DOBROSLAVIN I A. P. BORODIN (K 75-LETIIU SO DNIA SMERTI A. P. DOBROSLAVINA)