title: Immunoglobulin G to Bifidobacterium bifidum in children's sera.
mesh_terms: D000328:Adult; D000907:Antibodies, Bacterial / Q000032:analysis*; D001644:Bifidobacterium / Q000276:immunology*; D001942:Breast Feeding; D002648:Child; D002675:Child, Preschool; D004586:Electrophoresis; D005455:Fluorescent Antibody Technique; D006801:Humans; D007124:Immunoenzyme Techniques; D007074:Immunoglobulin G / Q000032:analysis*; D007223:Infant; D008297:Male
chemical_list: D000907:Antibodies, Bacterial; D007074:Immunoglobulin G