AU - Azak, Emine AU - Aksoy, Hatice Tatar AU - Ünsal, Handan AU - Çetin, İbrahim İlker TI - A rare cause of 2: 1 atrioventricular block and congestive heart failure in preterm infants: Hypocalcemia PT - Journal Article DP - 2017 TA - Turk Kardiyol Dern Ars PG - 82-84 VI - 45 IP - 1 AID - 10.5543/tkda.2016.82453 [doi] PMID - 28106024 4100 - https://dx.doi.org/10.5543/tkda.2016.82453 SO - Archives of the Turkish Society of Cardiology, 2017 45(1):82