title: Study of the distribution of M. para-influenzae in the child population by the serological survey method.
mesh_terms: D000293:Adolescent; D000367:Age Factors; D000906:Antibodies / Q000032:analysis; D000917:Antibody Formation; D002648:Child; D002675:Child, Preschool; D003604:Czechoslovakia; D006306:Health Surveys; D006385:Hemagglutination Inhibition Tests; D006801:Humans; D007223:Infant; D007231:Infant, Newborn; D018184:Paramyxoviridae Infections / Q000453:epidemiology* / Q000276:immunology; D018108:Respirovirus / Q000276:immunology*; D012703:Serotyping
chemical_list: D000906:Antibodies