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Rogers MF, Ou CY, Rayfield M, Thomas PA, Schoenbaum EE, Abrams E, Krasinski K, Selwyn PA, Moore J, Kaul A, et al.Rogers MF, et al. Among authors: selwyn pa.N Engl J Med. 1989 Jun 22;320(25):1649-54. doi: 10.1056/NEJM198906223202503.N Engl J Med. 1989.PMID: 2725615
Mitchell LR, Shah N, Selwyn PA.Mitchell LR, et al. Among authors: selwyn pa.Prim Care. 2019 Sep;46(3):433-445. doi: 10.1016/j.pop.2019.05.009. Epub 2019 Jun 12.Prim Care. 2019.PMID: 31375191Review.