[Research in maternal and child health in Spain].
Valls i Soler
A
A
D035843:Biomedical Research / Q000458:organization & administration / Q000592:standards; D002648:Child; D002669:Child Welfare; D006801:Humans; D008429:Maternal Welfare; D013030:Spain
Investigación en Salud Materno-Infantil en España.