[N. N. Petrov--founder of the 1st department of oncology in the USSR].
D004501:Education, Medical / Q000266:history*; D049673:History, 20th Century; D006801:Humans; D009369:Neoplasms / Q000266:history*; D012426:Russia
N. N. Petrov--osnovopolozhnik pervoĭ kafedry onkologii v SSSR.