[Prof. Vilhelm A. Saak (on the centenary of his birth)].
D000776:Anesthesiology / Q000266:history; D013502:General Surgery / Q000266:history; D049672:History, 19th Century; D049673:History, 20th Century; D007844:Latvia
Professor Vil'gel'm Adol'fovich Shaak (k 100-letiiu so dnia rozhdeniia).