[Natural regulation of the family, a plan by Dr. Patricio Mena].
D000569:Americas; D002677:Chile; D003906:Developing Countries; D005193:Family Planning Services; D007843:Latin America; D013020:South America
Americas; Basal Body Temperature Method; Chile; Developing Countries; Family Planning; Family Planning, Behavioral Methods; Latin America; Natural Family Planning; South America
Regulacion natural de la familia, plantea Doctor Patricio Mena.