title: Estimating coverage from routine information.
authors.forename: M W
authors.initials: MW
authors.lastname: Borgdorff
authors.forename: G J
authors.initials: GJ
authors.lastname: Walker
mesh_terms: D000553:Ambulatory Care; D002391:Catchment Area, Health; D005260:Female; D006297:Health Services Accessibility; D006801:Humans; D011153:Population; D011247:Pregnancy; D011295:Prenatal Care; D014611:Vaccination; D015030:Zimbabwe