[Relationship between postpartum serum oxytocinase levels and afterpains].
D000626:Aminopeptidases / Q000097:blood*; D010122:Cystinyl Aminopeptidase / Q000097:blood*; D005260:Female; D006801:Humans; D010146:Pain / Q000209:etiology; D010298:Parity; D049590:Postpartum Period; D011247:Pregnancy
D000626:Aminopeptidases; D010122:Cystinyl Aminopeptidase