河北省低出生体重儿流行病学特点及其影响因素分析
李思思,靳颖,段雅,张翠,田美玲,马旭媛,王莉
Epidemiological Characteristics and Influencing Factors of Low Birth Weight Infants in Hebei Province 
LI Sisi,JIN Ying,DUAN Ya,ZHANG Cui,TIAN Meiling,MA Xuyuan,Wang Li
中国全科医学 . 2021, (35): 4506 -4511 .  DOI: 10.12114/j.issn.1007-9572.2021.00.582