%0 Journal Article %T Quality Appraisal as a part of the systematic review. %A Chris Littlewood %A Ken Chance-Larsen %A Sionnadh McLean %J International Journal of Physiotherapy and Rehabilitation %D 2010 %I %X Systematic reviews frequently underpin national and international practice guidelines. Different approaches to the systematic review process, in particular quality appraisal, have been advocated. This paper discusses these approaches and highlights possible limitations which might impact upon the validity of the conclusions drawn. Practical alternatives are offered upon which systematic reviews may be appraised and conducted. %U https://ijptr.com/index.php/ijptr/article/view/61