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Lee SH, Song DH, Kim BN, Joung YS, Ha EH, Cheon KA, Shin YJ, Yoo HJ, Shin DW.Lee SH, et al. Among authors: ha eh.Yonsei Med J. 2009 Oct 31;50(5):650-5. doi: 10.3349/ymj.2009.50.5.650. Epub 2009 Oct 21.Yonsei Med J. 2009.PMID: 19881968Free PMC article.
Song DH, Shin DW, Jon DI, Ha EH.Song DH, et al. Among authors: ha eh.Yonsei Med J. 2005 Feb 28;46(1):34-41. doi: 10.3349/ymj.2005.46.1.34.Yonsei Med J. 2005.PMID: 15744803Free PMC article.Clinical Trial.
Cho HN, Ha EH.Cho HN, et al. Among authors: ha eh.Soa Chongsonyon Chongsin Uihak. 2019 Jan 1;30(1):9-16. doi: 10.5765/jkacap.180018.1.Soa Chongsonyon Chongsin Uihak. 2019.PMID: 32595315Free PMC article.
Kim JY, Ha EH.Kim JY, et al. Among authors: ha eh.Psychol Rep. 2020 Aug;123(4):1403-1424. doi: 10.1177/0033294119844980. Epub 2019 May 2.Psychol Rep. 2020.PMID: 31046625
Shah S, Kim HS, Hong YC, Park H, Ha M, Kim Y, Lee JH, Ha EH.Shah S, et al. Among authors: ha eh.BMC Public Health. 2024 Feb 22;24(1):568. doi: 10.1186/s12889-024-18008-9.BMC Public Health. 2024.PMID: 38388869Free PMC article.
Kim H, Jang H, Lee W, Oh J, Lee JY, Kim MH, Lee JW, Kim HS; AiMS-CREATE; Lee JH, Ha EH.Kim H, et al. Among authors: ha eh.Environ Res. 2024 Mar 1;244:117823. doi: 10.1016/j.envres.2023.117823. Epub 2023 Dec 9.Environ Res. 2024.PMID: 38072109