“…Six studies included only patients with stroke (total nZ81). 34,35,45,47,59 Selection of patients Reasons for exclusion were that same patients were used before in another included article, 32,41 no kinematics, 22,38,54 no RF injection, 21,23,[25][26][27][28]39,50 and no full text available in English. 24,29,31,33,36,37,43,44,48,49,[51][52][53][55][56][57][58]60 There was no disagreement in the selection of the remaining 9 articles 30,34,35,40,42,[45][46][47]59 between the 2 reviewers.…”