USEFUL RESOURCESBelow you will find a series of useful tools to undertake systematic reviews and meta-analyses. Useful documents and publications International clinical trial registriesAccess the PDF Sensitive search strategies for RCTS.Access the PDF Definitions of RCT and CCT.Access the PDF Reviews that include non-randomized studiesAccess the PDF Effect Measures for Dictotomous DataAccess the PDF Incorporating economic evaluations into the Cochrane review processAccess the PDF Methodological aspects of the meta-analysis using updated data from individual patients.Access the PDF Participants of the Cochrane Collaboration Workshop on Meta-Analyses with Individual Patient Data, Oxford, 1994Access the PDF Medline search strategies with optimal sensitivity in identifying randomized clinical trialsAccess the PDF Invitation form to collaborate in a meta-analysis based on individual patient dataAccess the PDF The CONSORT statement: revised recommendations for improving the quality of reports of parallel-group randomized trialsAccess the PDF Guide for the critical evaluation of an article on therapyAccess the PDF Medical literature how to use a review?Access the PDF QUORUM statementAccess the PDF MOOSE guidelines for MA of Observational studiesAccess the PDF Manual COCHRANE REVIEWERS: Document in Spanish (4.1.6)Access the PDF COCHRANE REVIEWERS: Document in English (4.2.2)Access the PDF APPENDICES (Complete)Access the PDF Guides Guide to the format of a Cochrane reviewAccess the PDF Publication conditionsAccess the PDF The logistics of a reviewAccess the PDF