title: Natural family planning. Review's enthusiasm based on flawed evidence.
authors.forename: J
authors.initials: J
authors.lastname: Guillebaud
mesh_terms: D003625:Data Collection; D005193:Family Planning Services / Q000379:methods; D005260:Female; D006801:Humans; D007194:India; D011247:Pregnancy; D011275:Pregnancy, Unwanted