title: [Natural family planning. An alternative].
authors.forename: F
authors.initials: F
authors.lastname: Soler
authors.forename: M
authors.initials: M
authors.lastname: Fernández Martínez
authors.forename: J
authors.initials: J
authors.lastname: Díaz Sáez
mesh_terms: D005193:Family Planning Services / Q000379:methods*; D005260:Female; D006801:Humans; D008597:Menstrual Cycle / Q000502:physiology; D012252:Natural Family Planning Methods
vernacular_title: Planificación familiar natural. una alternativa.