Apolipoprotein E genotype and major depression in a community of older adults. The Cache County Study

David C. Steffens, M. C. Norton, A. D. Hart, I. Skoog, C. Corcoran, John C.S. Breitner, James C. Anthony, James R. Burke, Robert C. Green, Carole Leslie, Constantine G. Lyketsos, Ronald G. Munger, Brenda L. Plassman, Martin Steinberg, Jo Ann T. Tschanz, Kathleen A. Welsh-Bohmer, Nancy A. West, Bonita W. Wyse