title: An ultrastructural study of collagen degradation in human involuting uterus.
mesh_terms: D003094:Collagen / Q000378:metabolism*; D003238:Connective Tissue / Q000648:ultrastructure; D003239:Connective Tissue Cells; D005260:Female; D006801:Humans; D009130:Muscle, Smooth / Q000648:ultrastructure; D049590:Postpartum Period; D011247:Pregnancy; D014599:Uterus / Q000378:metabolism / Q000648:ultrastructure*
chemical_list: D003094:Collagen