The role of family planning in prevention of pregnancy wastage.
D002669:Child Welfare; D005193:Family Planning Services; D005260:Female; D005313:Fetal Death / Q000517:prevention & control*; D006266:Health Education; D006801:Humans; D007086:Illegitimacy; D007226:Infant Mortality; D007231:Infant, Newborn; D008429:Maternal Welfare; D007752:Obstetric Labor, Premature / Q000517:prevention & control; D011247:Pregnancy; D011248:Pregnancy Complications / Q000517:prevention & control; D014481:United States