[Nikolaĭ Pavlovich Kravkov (on the centenary of his birth)].
D049672:History, 19th Century; D049673:History, 20th Century; D010600:Pharmacology / Q000266:history*; D012426:Russia; D012425:Russia (Pre-1917)
Nikolaĭ Pavlovich Kravkov (k 100-letiiu so dnia rozhdeniia)