Breastfeeding--natural fertility control/LAM: an effective option?
Gross
B
B
D000465:Algorithms; D000568:Amenorrhea; D001942:Breast Feeding; D005193:Family Planning Services / Q000379:methods*; D005260:Female; D006801:Humans; D007223:Infant; D007231:Infant, Newborn; D049590:Postpartum Period