[1] Med Univ South Carolina MUSC, Coll Med, Dept Psychiat & Behav Sci, Charleston, SC USA
[2] MUSC, Coll Nursing, Technol Applicat Ctr Healthful Lifestyles, Dept Nursing, Charleston, SC USA
[3] MUSC, Coll Med, Susan Pearlstine Sarcoidosis Ctr Excellence, Dept Med, Charleston, SC USA
[4] Med Univ South Carolina MUSC, Coll Med, Dept Psychiat & Behav Sci, Div Biobehav Med, 67 President St, Suite 104-South, MSC 861, Charleston, SC 29425 USA