infant mortality 7 human 6 Humans 5 female 5 Article 4 Female 4 infant 4 Infant 3 Infant mortality 3 child 3 childhood mortality 3 Adult 2 Age groups: children 2 Anthropology 2 Child 2 Child, Preschool 2 Infant Mortality 2 Infant mortality rate 2 Infant, Newborn 2 Mortality 2 Pregnancy 2 Preterm birth 2 Public health & preventive medicine 2 Society & culture: general 2 adolescent 2 adult 2 all cause mortality 2 city 2 controlled study 2 education 2