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Kim J, Kim YH, Cho MK, Kim CH, Song TB.Kim J, et al. Among authors: song tb.Pregnancy Hypertens. 2012 Jul;2(3):336. doi: 10.1016/j.preghy.2012.04.288. Epub 2012 Jun 13.Pregnancy Hypertens. 2012.PMID: 26105498
Kim YH, Kim CH, Cho MK, Na JH, Song TB, Oh JS.Kim YH, et al. Among authors: song tb.Int J Gynaecol Obstet. 2006 Apr;93(1):22-7. doi: 10.1016/j.ijgo.2006.01.013. Epub 2006 Mar 9.Int J Gynaecol Obstet. 2006.PMID: 16527281