TY - GEN AU - Zednikova,M AU - Baylen,B G AU - Yoshida,Y AU - Emmanouilides,G C TI - Precordial contrast echocardiographic detection of patent ductus arteriosus in small preterm infants SN - 0172-0643 PY - 1982///1202 KW - Aortography KW - Diagnosis, Differential KW - Ductus Arteriosus, Patent KW - diagnosis KW - Echocardiography KW - methods KW - Humans KW - Infant, Newborn KW - Infant, Premature, Diseases N1 - Publication Type: Journal Article; Research Support, U.S. Gov't, P.H.S UR - https://doi.org/10.1007/BF02426972 ER -