Methods Medline, EMBASE, CINAHL, Cochrane Library, BVS, SciELO and Global Index Medicus were searched through 24 May 2020 for randomised controlled trials (RCTs) comparing different routes of ...
Correspondence to Dr Holly R Middlekauff, Division of Cardiology, UCLA Medical School, Los Angeles, California, USA; hmiddlekauff{at}mednet.ucla.edu Tobacco cigarette smoking is the most prevalent ...
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