Subjective cognitive concerns, APOE ε4, PTSD symptoms, and risk for dementia among older veterans oleh Zoe E. Neale, Jennifer R. Fonda, Mark W. Miller, Erika J. Wolf, Rui Zhang, Richard Sherva, Kelly M. Harrington, Victoria Merritt, Matthew S. Panizzon, Richard L. Hauger, J. Michael Gaziano, the VA Million Veteran Program, Mark W. Logue