title: Breast versus bottle: C-peptide immunoreactivity.
mesh_terms: D001903:Bottle Feeding; D001942:Breast Feeding; D002096:C-Peptide / Q000097:blood*; D005260:Female; D006801:Humans; D007231:Infant, Newborn; D010455:Peptides / Q000097:blood*
chemical_list: D002096:C-Peptide; D010455:Peptides