title: [Hygienic study of the school readiness of children in Ulan Bator].
mesh_terms: D002648:Child; D002657:Child Development; D004521:Educational Measurement; D006801:Humans; D008986:Mongolia; D012570:School Admission Criteria
vernacular_title: Gigienicheskoe izuchenie shkol'noĭ zrelosti deteĭ Ulan-Batora.