[1]College of Nursing,University of New Mexico Health Sciences Center,Albuquerque,New Mexico 87131,United States;
[2]Department of Internal Medicine/Epidemiology,Biostatistics & Preventive Medicine,University of New Mexico Health Sciences Center,Albuquerque,New Mexico 87131,United States;
[3]Department of Internal Medicine/Endocrinology,University of New Mexico Health Sciences Center,Albuquerque,New Mexico 87131,United States;
Posttraumatic stress disorder; Military veterans; Alternative therapy; Equine-assisted psychotherapy; Clinical trial;