[A social hygienic study on the problem of the pregnant working women].
D005260:Female; D006801:Humans; D016272:Occupational Health; D011247:Pregnancy; D037841:Pregnant People; D011295:Prenatal Care; D014931:Women, Working; D014937:Work
INDUSTRIAL HYGIENE; PRENATAL CARE
Sozialhygienische Studie zum Problem der werktätigen Schwangeren.