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Rasmussen SA, Chu SY, Kim SY, Schmid CH, Lau J.Rasmussen SA, et al. Among authors: kim sy.Am J Obstet Gynecol. 2008 Jun;198(6):611-9. doi: 10.1016/j.ajog.2008.04.021.Am J Obstet Gynecol. 2008.PMID: 18538144Review.
Chu SY, Kim SY, Bish CL.Chu SY, et al. Among authors: kim sy.Matern Child Health J. 2009 Sep;13(5):614-20. doi: 10.1007/s10995-008-0388-3. Epub 2008 Jul 10.Matern Child Health J. 2009.PMID: 18618231
Shapiro-Mendoza CK, Kim SY, Chu SY, Kahn E, Anderson RN.Shapiro-Mendoza CK, et al. Among authors: kim sy.J Pediatr. 2010 Jan;156(1):38-43. doi: 10.1016/j.jpeds.2009.07.017.J Pediatr. 2010.PMID: 19782997