[Utilization of prenatal care--model and pretest of a social-epidemiologic field study (proceedings)].
D005260:Female; D005860:Germany, West; D006801:Humans; D008427:Maternal Health Services / Q000706:statistics & numerical data; D011247:Pregnancy; D011295:Prenatal Care
Inanspruchnahme von Schwangerenvorsorge--Modell und Vortest zu einer sozialepidemiologischen Felduntersuchung.