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Wong del PL, Chung JW, Chan AP, Wong FK, Yi W.Wong del PL, et al. Among authors: chung jw.Appl Ergon. 2014 Nov;45(6):1705-11. doi: 10.1016/j.apergo.2014.06.002. Epub 2014 Jun 27.Appl Ergon. 2014.PMID: 24980679
Chung JW, Wong BY, Yan VC, Chung LM, So HC, Chan A.Chung JW, et al. Among authors: chung lm.Int J Environ Res Public Health. 2018 Jun 12;15(6):1251. doi: 10.3390/ijerph15061251.Int J Environ Res Public Health. 2018.PMID: 29895813Free PMC article.
Chung LMY, Chung JWY, Chan APC.Chung LMY, et al.Int J Environ Res Public Health. 2019 Dec 2;16(23):4852. doi: 10.3390/ijerph16234852.Int J Environ Res Public Health. 2019.PMID: 31810334Free PMC article.