[1] Arcadia Univ, Coll Hlth Sci, Dept Community & Global Publ Hlth, Glen Mills, PA USA
[2] Univ Penn, Perelman Sch Med, Dept Family Med & Community Hlth, Philadelphia, PA 19104 USA
[3] Univ Penn, Perelman Sch Med, Ctr Clin Epidemiol & Biostat, Philadelphia, PA 19104 USA
[4] Univ Penn, Perelman Sch Med, Dept Psychiat, Geriatr Psychiat Sect, Philadelphia, PA 19104 USA
[5] Corporal Michael J Crescenz VA Med Ctr, VISN Mental Illness Res Educ & Clin Ctr 4, Philadelphia, PA USA
[6] Med Coll Wisconsin, Dept Med, Milwaukee, WI 53226 USA
[7] Univ Penn, Perelman Sch Med, Ctr Pharmacoepidemiol Res & Training, Philadelphia, PA 19104 USA