title: Changes in plasma total protein, albumin, urea and alpha-amino nitrogen concentrations in pregnancy and the puerperium.
mesh_terms: D001798:Blood Proteins / Q000032:analysis*; D005260:Female; D006801:Humans; D009584:Nitrogen / Q000097:blood*; D049590:Postpartum Period; D011247:Pregnancy; D012709:Serum Albumin / Q000032:analysis*; D013997:Time Factors; D014508:Urea / Q000097:blood*
chemical_list: D001798:Blood Proteins; D012709:Serum Albumin; D014508:Urea; D009584:Nitrogen