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McCarthy C, Moriarty F, Wallace E, Smith SM; Barbara Clyne for the SPPiRE Study Team.McCarthy C, et al.J Comorb. 2020 Sep 14;10:2235042X20946243. doi: 10.1177/2235042X20946243. eCollection 2020 Jan-Dec.J Comorb. 2020.PMID: 32974211Free PMC article.