RT Journal Article
SR Electronic
T1 Discussion
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 45
OP 45
DO 10.1136/bjsm.8.1.45
VO 8
IS 1
YR 1974
UL http://bjsm.bmj.com/content/8/1/45.abstract
AB