Comparative histological structure of the human ductus arteriosus according to topography, age, and degree of constriction.
D003250:Constriction; D003251:Constriction, Pathologic; D004373:Ductus Arteriosus / Q000033:anatomy & histology*; D006652:Histological Techniques; D006654:Histology, Comparative; D006801:Humans
DUCTUS ARTERIOSUS/anatomy and histology