Wolinsky FD, Bentler SE, Liu L, Jones MP, Kaskie B, Hockenberry J, Chrischilles EA, Wright KB, Geweke JF, Obrizan M, Ohsfeldt RL, Rosenthal GE, Wallace RB. Prior hospitalization and the risk of heart attack in older adults: a 12-year prospective study of Medicare beneficiaries. J Gerontol A Biol Sci Med Sci. 2010 Jul; 65(7):769-77.