[1] US Naval Hosp, Outpatient Mental Hlth, PSC 482 Box 2903, Ginowan, Okinawa 96362, Japan
[2] Vanderbilt Univ, Sch Nursing, Grad Studies, Nashville, TN 37240 USA
[3] Vanderbilt Univ, Sch Nursing, Nursing Sci, Nashville, TN 37240 USA
[4] Vanderbilt Univ, Sch Nursing, Nashville, TN 37240 USA
[5] Vanderbilt Univ, Sch Nursing, Sch Med, Nashville, TN 37240 USA
[6] James H Quillen VA Med Ctr, Sevierville, TN USA