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Ulrich LE, Sivakumar P.Ulrich LE, et al. Among authors: sivakumar p.BMJ Case Rep. 2015 Jul 6;2015:bcr2015209911. doi: 10.1136/bcr-2015-209911.BMJ Case Rep. 2015.PMID: 26150634Free PMC article.
Sivakumar P, Douiri A, West A, Rao D, Warwick G, Chen T, Ahmed L.Sivakumar P, et al.BMJ Open. 2016 Oct 18;6(10):e012795. doi: 10.1136/bmjopen-2016-012795.BMJ Open. 2016.PMID: 27798020Free PMC article.Clinical Trial.
Evans TJ, Sivakumar P, Ahmed L.Evans TJ, et al. Among authors: sivakumar p.Br J Hosp Med (Lond). 2017 May 2;78(5):294-295. doi: 10.12968/hmed.2017.78.5.294.Br J Hosp Med (Lond). 2017.PMID: 28489449No abstract available.
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Ip H, Sivakumar P, McDermott EA, Agarwal S, Lams B, West A, Ahmed L.Ip H, et al. Among authors: sivakumar p.BMC Pulm Med. 2019 Aug 27;19(1):161. doi: 10.1186/s12890-019-0919-2.BMC Pulm Med. 2019.PMID: 31455276Free PMC article.