[Thirty-third Congress of the American Association for Thoracic Surgery, San Francisco, 27-30 March 1953].
D013502:General Surgery; D006801:Humans; D012495:San Francisco; D013903:Thoracic Surgery; D014481:United States
SURGERY
33 Congresso della Società Americana di Chirurgia Toracica, San Francisco, 27-30 marzo 1953.