[Preventive medical care of mother and child; services of Servicio Médico Nacional de Empleados].
D002648:Child; D002669:Child Welfare; D006801:Humans; D008429:Maternal Welfare; D009035:Mothers; D014937:Work
CHILD WELFARE; MATERNAL WELFARE
Medicina preventiva materno infantil. Su aplicacion en el Servicio Medico Nacional de Empleados.