TY - JOUR T1 - 2- Dimensional and Doppler Echoardiographic Evaluation of Patent Ductus Arteriosus AU - ATALAY, Semra AU - SARAÇLAR, Muhsin AU - ÖZKUTLU, Süheyla Y1 - 1991 PY - 1991 DA - 1991 N1 - doi: DO - T2 - Archives of the Turkish Society of Cardiology JF - Archives of the Turkish Society of Cardiology JO - Turk Kardiyol Dern Ars SP - 67 EP - 70 VL - 19 IS - 1 SN - M3 - doi: UR - https://dx.doi.org/ Y2 - 1991 ER -