CJCP     2024 26 (12):  1335-1340    ISSN: 1008-8830  CN: 43-1301/R Analysis of treatment outcomes of extremely preterm infants in a real-world single center XIA Lei, ZHAO Jia-Wen, WANG Hui-Juan, QIAO Qing, WU Tian-Bo, WU Hui-Jie Department of Neonatology, Third Affiliated Hospital of Zhengzhou University, Zhengzhou 450052, China Received: 2024-07-24  Revised: null  Online: null Supporting info null