CJCP     2024 26 (10):  1046-1052    ISSN: 1008-8830  CN: 43-1301/R A clinical study on the optimal placement depth for peripherally inserted central catheter through the great saphenous vein in preterm infants JIANG Na, QING Ling-Fang, XIONG Bo, LI Ying, HE Li, BO Tao Neonatal Intensive Care Unit, Department of Pediatrics, Third Xiangya Hospital of Central South University, Changsha 410011, China Received: 2024-05-31  Revised: null  Online: null Supporting info null