Secular Trend of Gestational Age Specific Preterm Birth Rate in Korean Singleton and Multiple Birth: 1997-98, 2013-14
Sang Hwa Park, Jong Seok Kim, Dar Oh Lim
J Health Info Stat. 2017;42(1):10-15.   Published online 2017 Feb 28     DOI: https://doi.org/10.21032/jhis.2017.42.1.10
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Adverse Child’s Birth Outcomes and Maternal Age at Birth: 1997-98, 2014-15 Birth Certificate Data of Korea
Sang Hwa Park, Jong Seok Kim, Dar Oh Lim
Journal of Health Informatics and Statistics.2017; 42(3): 294.     CrossRef