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Shlipak MG, Chaput LA, Vittinghoff E, Lin F, Bittner V, Knopp RH, Hulley SB; Heart and Estrogen/progestin Replacement Study Investigators.Shlipak MG, et al. Among authors: bittner v.Am Heart J. 2003 Nov;146(5):870-5. doi: 10.1016/S0002-8703(03)00412-5.Am Heart J. 2003.PMID: 14597937Clinical Trial.
Simon JA, Lin F, Vittinghoff E, Bittner V; Heart and Estrogen-Progestin Replacement Study (HERS) Research Group.Simon JA, et al. Among authors: bittner v.Ann Epidemiol. 2006 Feb;16(2):138-45. doi: 10.1016/j.annepidem.2005.04.003. Epub 2005 Jul 21.Ann Epidemiol. 2006.PMID: 16039873Clinical Trial.