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Hwang WJ, Park YM.Hwang WJ, et al.Int J Environ Res Public Health. 2019 Aug 14;16(16):2909. doi: 10.3390/ijerph16162909.Int J Environ Res Public Health. 2019.PMID: 31416153Free PMC article.
Jo HH, Hwang WJ.Jo HH, et al. Among authors: hwang wj.Int J Environ Res Public Health. 2022 Sep 17;19(18):11744. doi: 10.3390/ijerph191811744.Int J Environ Res Public Health. 2022.PMID: 36142016Free PMC article.
Hwang WJ, Jo HH.Hwang WJ, et al.Front Public Health. 2020 Jun 30;8:263. doi: 10.3389/fpubh.2020.00263. eCollection 2020.Front Public Health. 2020.PMID: 32695741Free PMC article.
Hwang WJ, Kim JA.Hwang WJ, et al.J Community Health Nurs. 2020 Apr-Jun;37(2):89-102. doi: 10.1080/07370016.2020.1736399.J Community Health Nurs. 2020.PMID: 32233948
Hwang WJ, Jo HH.Hwang WJ, et al.Int J Environ Res Public Health. 2021 Mar 24;18(7):3334. doi: 10.3390/ijerph18073334.Int J Environ Res Public Health. 2021.PMID: 33804849Free PMC article.
Hwang WJ, Jo HH.Hwang WJ, et al.Int J Environ Res Public Health. 2019 Nov 3;16(21):4270. doi: 10.3390/ijerph16214270.Int J Environ Res Public Health. 2019.PMID: 31684169Free PMC article.Clinical Trial.
Hwang WJ, Hong O, Kim MJ.Hwang WJ, et al.J Korean Acad Nurs. 2012 Dec;42(7):1095-104. doi: 10.4040/jkan.2012.42.7.1095.J Korean Acad Nurs. 2012.PMID: 23377606