[Obstetrics in Bulgaria in the steps of Russian Soviet medicine].
D002031:Bulgaria; D005006:Ethnicity; D005260:Female; D006801:Humans; D007802:Language; D008511:Medicine; D009774:Obstetrics; D011247:Pregnancy; D012426:Russia
OBSTETRICS
Rodovspomozhenie v Bolgarii po puti russkoi i sovetskoi meditsiny.