Study by matching of the demographic impact of an IUD program. A preliminary report.
D000328:Adult; D000367:Age Factors; D001723:Birth Rate; D005191:Family Characteristics; D005260:Female; D005298:Fertility; D006801:Humans; D007434:Intrauterine Devices / Q000706:statistics & numerical data*; D008393:Marriage; D009042:Motivation; D010298:Parity; D011155:Population Control; D011247:Pregnancy; D012494:Sampling Studies; D013223:Statistics as Topic; D013624:Taiwan