小于胎龄儿流行病学及病因学研究进展

谢华,杨凡

Research advance on the epidemiological and etiological study of small-for-gestational-age infants

XIE Hua,YANG Fan

中国儿童保健杂志 . 2019, (3): 285 -288 . DOI: 10.11852/zgetbjzz2018-0688