Breast-feeding promotes child spacing; delayed ovulation lengthens birth intervals.
D001721:Birth Intervals; D002669:Child Welfare; D003267:Contraception; D003710:Demography; D003906:Developing Countries; D016656:Family Planning Policy; D005193:Family Planning Services; D005843:Geography; D006262:Health; D007226:Infant Mortality; D007774:Lactation; D009026:Mortality; D011153:Population; D011157:Population Dynamics; D011640:Public Policy; D014505:Urban Population; D014507:Urbanization
Birth Spacing--beneficial effects; Child Health; Child Mortality; Contraception; Demographic Factors; Developing Countries; Family Planning; Family Planning Policy; Family Planning, Behavioral Methods; Geographic Factors; Health; Infant Mortality--prevention and control; Lactation, Prolonged; Mortality; Neonatal Mortality; Policy; Population; Population Dynamics; Population Policy; Social Policy; Spatial Distribution; Urban Spatial Distribution; Urbanization