Exercise and hypoxia independently stimulate platelet liberation of brain-derived neurotrophic factor and platelet factor 4. - Thomas KN; Caldwell HG; Macleod DB; Abraham WC; Carr JMJR; Gasho C; Brewster LM; Bruce CD; Monteleone JA; Duffy JS; Howe CA; Tremblay JC; et al. (The Journal of physiology, 2026)