title: Machakos project studies. Agents affecting health of mother and child in a rural area of Kenya. I. Introduction: study design and methodology.
mesh_terms: D005006:Ethnicity; D005260:Female; D006306:Health Surveys; D006801:Humans; D007630:Kenya; D008137:Longitudinal Studies; D008297:Male; D008722:Methods; D009017:Morbidity; D009026:Mortality; D009749:Nutrition Surveys; D011247:Pregnancy; D012424:Rural Population; D014798:Vital Statistics