RT Journal Article SR Electronic T1 Exercise and heat stress: performance, fatigue and exhaustion—a hot topic JF British Journal of Sports Medicine JO Br J Sports Med FD BMJ Publishing Group Ltd and British Association of Sport and Exercise Medicine SP 3 OP 5 DO 10.1136/bjsm.2009.063024 VO 45 IS 1 A1 Z J Schlader A1 S R Stannard A1 T Mündel YR 2011 UL http://bjsm.bmj.com/content/45/1/3.abstract AB