[Family planning in rural and semirural areas. Valladolid].
D000293:Adolescent; D000328:Adult; D003268:Contraception Behavior; D005193:Family Planning Services; D005260:Female; D007722:Health Knowledge, Attitudes, Practice; D006801:Humans; D008875:Middle Aged; D011247:Pregnancy; D012424:Rural Population; D012959:Socioeconomic Factors; D013030:Spain; D013383:Suburban Population
Planificación familiar en medio rural y semirrural. Valladolid.