RT Journal Article SR Electronic T1 Differential histochemical effects of muscle contractions on phosphorylase and glycogen in various types of fibres: relation to fatigue. JF Journal of Neurology, Neurosurgery & Psychiatry JO J Neurol Neurosurg Psychiatry FD BMJ Publishing Group Ltd SP 415 OP 423 DO 10.1136/jnnp.31.5.415 VO 31 IS 5 A1 Kugelberg, E A1 Edström, L YR 1968 UL http://jnnp.bmj.com/content/31/5/415.abstract AB