title: [Immunological significance of immunoglobulin A in blood serum and in secretion].
mesh_terms: D000917:Antibody Formation; D001769:Blood; D003126:Colostrum / Q000276:immunology; D006801:Humans; D007070:Immunoglobulin A; D007136:Immunoglobulins; D007153:Immunologic Deficiency Syndromes / Q000097:blood / Q000276:immunology*; D012463:Saliva / Q000276:immunology
chemical_list: D007070:Immunoglobulin A; D007136:Immunoglobulins
vernacular_title: Die immunologische Bedeutung von Immunglobulin A in serum und Sekreten.