title: Letter: Pacifist factors in human milk?
mesh_terms: D000918:Antibody Specificity; D001424:Bacterial Infections / Q000276:immunology / Q000517:prevention & control; D001942:Breast Feeding; D003968:Diarrhea, Infantile / Q000276:immunology / Q000517:prevention & control; D004926:Escherichia coli / Q000276:immunology; D005260:Female; D006801:Humans; D007070:Immunoglobulin A; D008895:Milk, Human / Q000276:immunology*; D011247:Pregnancy
chemical_list: D007070:Immunoglobulin A