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Vitamin D and COPD: seasonal variation is important.
Ampikaipakan SN, Hughes DA, Hughes JC, Amen T, Bentham G, Wilson AM. Ampikaipakan SN, et al. Thorax. 2011 Jun;66(6):541-2. doi: 10.1136/thx.2009.134338. Epub 2010 Jun 26. Thorax. 2011. PMID: 20581373 No abstract available.
Management of Asthma Exacerbations in Southeast Asian Tertiary Care.
Poh ME, Ampikaipakan S, Liam CK, Chai CS, Ramanaidoo D, Haja Mydin H. Poh ME, et al. Among authors: ampikaipakan s. J Asthma Allergy. 2021 Jun 10;14:629-640. doi: 10.2147/JAA.S309143. eCollection 2021. J Asthma Allergy. 2021. PMID: 34140782 Free PMC article.