Project FURTHER: A Physiological, Biomechanical, and Psychosocial Profile of an All-Female 6-Day Ultramarathon Race. - Caldwell HG; Stellingwerff T; Gathercole RJ; Hung A; Purcell SA; Napier C; McNeil CJ; Bennett EV; Hoar SD; Craven SA; Bruce CD; Kaviani SR; et al. (Sports medicine - open, 2026)