[Some basic trends in the expanded program of the World Health Organization in studying the problems of human reproduction].
D005260:Female; D006801:Humans; D008297:Male; D012098:Reproduction; D012106:Research; D014944:World Health Organization
Niakoi osnovni nasoki na razshirenata programa na Svetovnata zdravna organizatsiia po izuchavane problemite na choveshkoto vuzproizvodstvo