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Hui S, How CH, Tee A.Hui S, et al. Among authors: how ch.Singapore Med J. 2015 Apr;56(4):194-6; quiz 197. doi: 10.11622/smedj.2015058.Singapore Med J. 2015.PMID: 25917469Free PMC article.Review.
How C, Tee A, Quah J.How C, et al.Prim Care Respir J. 2007 Feb;16(1):54-6. doi: 10.1016/j.pcrj.2006.10.004.Prim Care Respir J. 2007.PMID: 17097345Free PMC article.
Koh JM, Tan GJ, How CH.Koh JM, et al. Among authors: how ch.Singapore Med J. 2012 Jun;53(6):372-5; quiz 376.Singapore Med J. 2012.PMID: 22711034Free article.
Teng GG, Tong CY, How CH, Goh LH.Teng GG, et al. Among authors: how ch.Singapore Med J. 2012 Aug;53(8):508-11; quiz 512.Singapore Med J. 2012.PMID: 22941126Review.
Chang CN, How CH, Tavintharan S.Chang CN, et al. Among authors: how ch.Singapore Med J. 2012 Sep;53(9):566-8; quiz 569.Singapore Med J. 2012.PMID: 23023895Free article.
How CH, Quah JH, Koh MJ.How CH, et al.Singapore Med J. 2013 May;54(5):247-9; quiz 250. doi: 10.11622/smedj.2013101.Singapore Med J. 2013.PMID: 23716147Free article.
Tan GC, De Roza J, Chen RY, How CH.Tan GC, et al. Among authors: how ch.Singapore Med J. 2013 Jul;54(7):377-80; quiz 381. doi: 10.11622/smedj.2013137.Singapore Med J. 2013.PMID: 23900466Free article.
How CH, Quah HM.How CH, et al.Singapore Med J. 2013 Aug;54(8):420-4. doi: 10.11622/smedj.2013165.Singapore Med J. 2013.PMID: 24005447Free article.Review.
Wong PY, How CH, Wong PC.Wong PY, et al. Among authors: how ch.Singapore Med J. 2013 Oct;54(10):533-6; quiz 537. doi: 10.11622/smedj.2013196.Singapore Med J. 2013.PMID: 24154576Free article.Review.