[The age-factor in the distribution of para-influenza viruses].
D000375:Aging; D000906:Antibodies; D002648:Child; D002675:Child, Preschool; D006801:Humans; D007223:Infant; D007231:Infant, Newborn; D018108:Respirovirus / Q000276:immunology*
D000906:Antibodies
Vozrastnoe raspredelenie antitel k paragrippoznym virusem.