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Hwang SM, Yoon SJ, Ahn HS, An HG, Kim SH, Kyeong MH, Lee EK.Hwang SM, et al. Among authors: ahn hs.J Prev Med Public Health. 2009 Jan;42(1):49-58. doi: 10.3961/jpmph.2009.42.1.49.J Prev Med Public Health. 2009.PMID: 19229125Free article.Korean.
Ahn HS, Lee SW, Yoon SJ, Hann HJ, Hong JM.Ahn HS, et al.J Int Med Res. 2004 May-Jun;32(3):317-23. doi: 10.1177/147323000403200312.J Int Med Res. 2004.PMID: 15174226Free article.
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Ahn HS, Lee HJ, Yoo MW, Jeong SH, Park DJ, Kim HH, Kim WH, Lee KU, Yang HK.Ahn HS, et al.Br J Surg. 2011 Feb;98(2):255-60. doi: 10.1002/bjs.7310.Br J Surg. 2011.PMID: 21082693