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Cheon KW, Byun HK, Yang KM, Song IO, Choi KH, Yoo KJ.Cheon KW, et al. Among authors: song io.J Reprod Med. 2004 Sep;49(9):733-8.J Reprod Med. 2004.PMID: 15493565Clinical Trial.
Park CW, Choi MH, Yang KM, Song IO.Park CW, et al. Among authors: song io.Clin Exp Reprod Med. 2016 Sep;43(3):169-73. doi: 10.5653/cerm.2016.43.3.169. Epub 2016 Sep 22.Clin Exp Reprod Med. 2016.PMID: 27689040Free PMC article.
Youn JS, Cha SH, Park CW, Yang KM, Kim JY, Koong MK, Kang IS, Song IO, Han SC.Youn JS, et al. Among authors: song io.Clin Exp Reprod Med. 2011 Mar;38(1):47-52. doi: 10.5653/cerm.2011.38.1.47. Epub 2011 Mar 31.Clin Exp Reprod Med. 2011.PMID: 22384418Free PMC article.
Yoo JH, Kim HO, Cha SW, Park CW, Yang KM, Song IO, Koong MK, Kang IS.Yoo JH, et al. Among authors: song io.Clin Exp Reprod Med. 2011 Jun;38(2):93-7. doi: 10.5653/cerm.2011.38.2.93. Epub 2011 Jun 30.Clin Exp Reprod Med. 2011.PMID: 22384425Free PMC article.
Han AR, Kim HO, Cha SW, Park CW, Kim JY, Yang KM, Song IO, Koong MK, Kang IS.Han AR, et al. Among authors: song io.Clin Exp Reprod Med. 2011 Jun;38(2):103-8. doi: 10.5653/cerm.2011.38.2.103. Epub 2011 Jun 30.Clin Exp Reprod Med. 2011.PMID: 22384427Free PMC article.
Choi MH, Yoo JH, Kim HO, Cha SH, Park CW, Yang KM, Song IO, Koong MK, Kang IS.Choi MH, et al. Among authors: song io.Clin Exp Reprod Med. 2011 Sep;38(3):153-8. doi: 10.5653/cerm.2011.38.3.153. Epub 2011 Sep 30.Clin Exp Reprod Med. 2011.PMID: 22384435Free PMC article.
Yoo JH, Cha SH, Park CW, Kim JY, Yang KM, Song IO, Koong MK, Kang IS, Kim HO.Yoo JH, et al. Among authors: song io.Clin Exp Reprod Med. 2011 Sep;38(3):159-63. doi: 10.5653/cerm.2011.38.3.159. Epub 2011 Sep 30.Clin Exp Reprod Med. 2011.PMID: 22384436Free PMC article.
Park CW, Han AR, Kwak-Kim J, Park SY, Han JY, Koong MK, Song IO, Yang KM.Park CW, et al. Among authors: song io.Clin Exp Reprod Med. 2011 Sep;38(3):168-73. doi: 10.5653/cerm.2011.38.3.168. Epub 2011 Sep 30.Clin Exp Reprod Med. 2011.PMID: 22384438Free PMC article.
Yoo JH, Cha SH, Park CW, Kim JY, Yang KM, Song IO, Koong MK, Kang IS, Kim HO.Yoo JH, et al. Among authors: song io.Clin Exp Reprod Med. 2011 Dec;38(4):222-7. doi: 10.5653/cerm.2011.38.4.222. Epub 2011 Dec 31.Clin Exp Reprod Med. 2011.PMID: 22384446Free PMC article.
Han AR, Park CW, Lee HS, Yang KM, Song IO, Koong MK.Han AR, et al. Among authors: song io.Clin Exp Reprod Med. 2012 Sep;39(3):114-7. doi: 10.5653/cerm.2012.39.3.114. Epub 2012 Sep 30.Clin Exp Reprod Med. 2012.PMID: 23106042Free PMC article.