RT Journal Article SR Electronic T1 Reviving the “biochemical” hypothesis for tendinopathy: new findings suggest the involvement of locally produced signal substances 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 265 OP 268 DO 10.1136/bjsm.2008.054593 VO 43 IS 4 A1 P Danielson YR 2009 UL http://bjsm.bmj.com/content/43/4/265.abstract AB