title: [Serologic study of para-influenza in Spain].
mesh_terms: D000293:Adolescent; D000328:Adult; D000371:Agglutination; D000937:Antigen-Antibody Reactions; D002648:Child; D002675:Child, Preschool; D003168:Complement Fixation Tests; D005260:Female; D006801:Humans; D007223:Infant; D007231:Infant, Newborn; D008297:Male; D018108:Respirovirus / Q000276:immunology*; D013030:Spain
vernacular_title: Estudio serológico la parainfluenza en España.