2.2 Information sources
The studies were identified by searching the following electronic
databases which include AMED (EBSCOhost), CINHAL Plus (EBSCOhost),
Cochrane, Health Research Premium Collection (ProQuest), Medline (Ovid),
PEDro, PsycINFO (EBSCOhost), PubMed and SPORT Discus (EBSCOhost). These
databases were chosen based on their coverage of studies related to
physiotherapy. Thus, systematic searches were conducted for RCTs
archived in the 9 major databases and published between 1946 and May
2019.