Byung Chae Kang, Sa Jin Kim, Gui Se Ra Lee, Soo Young Hur, Cho Hee Lee, Gi Hong Jin, Jung Hui Park, Dae Young Chung, Young Lee, Jong Chul Shin, Soo Pyung Kim
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Eun Jeong Baik, Sa Jin Kim, GuiSeRa Lee, Jong Chul Shin, Eun Jung Kim, Soo Pyung Kim, Seung Hye Rho, Hae Nam Lee, Byung Chae Kang, Sang In Shim, Cho Hee Lee
Korean J Obstet Gynecol. 1999;42(12):2712-2719. Published online January 1, 2001