Teenage childbearing, family size and birth interval: a study in Singapore.
D000293:Adolescent; D000328:Adult; D001721:Birth Intervals; D005191:Family Characteristics; D005260:Female; D006801:Humans; D008423:Maternal Age; D011247:Pregnancy; D011253:Pregnancy in Adolescence; D012846:Singapore; D012959:Socioeconomic Factors