Stress, Physiological

• University of North Carolina at Charlotte — Charlotte, North Carolina, United States

• Fort Hood — Killeen, Texas, United States

• Massachusetts General Hospital — Boston, Massachusetts, United States
• Princeton Medical Center / Princeton Health affiliated sites — Plainsboro, New Jersey, United States
• Penn Medicine Lancaster General Health — Lancaster, Pennsylvania, United States
• Hospital of the University of Pennsylvania — Philadelphia, Pennsylvania, United States

Not specified

• Istanbul Medipol University, Faculty of Health Sciences, Department of Physiotherapy and Rehabilitation — Istanbul, Beykoz, Turkey (Türkiye)

• Center for Advanced Facial Plastic Surgery — Beverly Hills, California, United States

• Hospital Universitario Central de Asturias — Oviedo, Principality of Asturias, Spain

• Western Norway University of Applied Sciences — Bergen, Vestland, Norway

• Study Site: Confidential — San Diego, California, United States

• US Army Research Institute of Environmental Medicine — Natick, Massachusetts, United States