1. The ecology of adolescent pregnancy and parenthood;Lamb,1989
2. Adolescent pregnancy and childbearing: growing concern for Americans;Baldwin;Popul Bull,1976
3. The health and medical consequences of adolescent sexuality and pregnancy: a review of the literature;Strobino,1987
4. The children of teenage parents;Baldwin;Fam Plann Perspect,1980
5. Annual summary of vital statistics—1986;Wegman;Pediatrics,1987