早产小于胎龄儿临床及危险因素分析
钟庆华, 段江, 曾洁, 梁琨, 齐志业, 宋玖珊
Analysis of clinical and risk factors for preterm birth less than gestational age
ZHONG Qing-hua, DUAN Jiang, ZENG Jie, LIANG Kun, QI Zhi-ye, SONG Jiu-shan
中国儿童保健杂志 . 2020, (3): 261 -264 .  DOI: 10.11852/zgetbjzz2019-0600