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Siegel D, Hulley SB, Black DM, Cheitlin MD, Sebastian A, Seeley DG, Hearst N, Fine R.Siegel D, et al. Among authors: hulley sb.JAMA. 1992 Feb 26;267(8):1083-9.JAMA. 1992.PMID: 1735925Clinical Trial.
Siegel D, Golden E, Washington AE, Morse SA, Fullilove MT, Catania JA, Marin B, Hulley SB.Siegel D, et al. Among authors: hulley sb.JAMA. 1992 Oct 7;268(13):1702-8.JAMA. 1992.PMID: 1326673