To the Editor:Preterm birth(PTB),defined as livebirth before 37 completed weeks of gestation,is associated with a high degree of immaturity of various organs,and thus are at greater risk.of a range of short-term and l...To the Editor:Preterm birth(PTB),defined as livebirth before 37 completed weeks of gestation,is associated with a high degree of immaturity of various organs,and thus are at greater risk.of a range of short-term and long-term comorbidities.[1]The estimated PTB prevalence in Bangladesh,already among the highest at 19.1%,[2] is even higher in rural areas in Bangladesh,[3]posing a significant economic and emotional burden to these families and the country.展开更多
基金This study was supported by grants from the State's Key Project of Research and Development Program(No.2016YFE0204900)the U.S.National Institute of Envi-ronmental Health Sciences(NIEHS)of the National Institutes of Health(NIH)grant(No.R01 ES015533)+3 种基金National Natural Science Foundation of China(No.81530088)the Key International(Regional)Cooperative Research Project(No.81820108028)National Key Research and Development Program of China(No.2018YFC0910500)the Priority Academic Program Development of Jjiangsu Higher Education Institutions.Sponsors had no role in the design of the study,the collection and analysis of data,or the preparation of the manuscript.
文摘To the Editor:Preterm birth(PTB),defined as livebirth before 37 completed weeks of gestation,is associated with a high degree of immaturity of various organs,and thus are at greater risk.of a range of short-term and long-term comorbidities.[1]The estimated PTB prevalence in Bangladesh,already among the highest at 19.1%,[2] is even higher in rural areas in Bangladesh,[3]posing a significant economic and emotional burden to these families and the country.