[Serum and secretory immunoglobulins A].
D001424:Bacterial Infections / Q000276:immunology; D002648:Child; D002675:Child, Preschool; D004406:Dysgammaglobulinemia / Q000276:immunology; D006801:Humans; D007070:Immunoglobulin A / Q000302:isolation & purification*; D007223:Infant; D012141:Respiratory Tract Infections / Q000276:immunology
D007070:Immunoglobulin A
Serumski i sekretni imunoglobulini a