TY - STD TI - The Cochrane Collaboration. [http://www.cochrane.de] UR - http://www.cochrane.de ID - ref1 ER - TY - STD TI - The Cochrane Library. [http://www.update-software.com/cochrane/] UR - http://www.update-software.com/cochrane/ ID - ref2 ER - TY - STD TI - Database of Abstracts of Reviews of Effectiveness. [http://agatha.york.ac.uk/darehp.htm] UR - http://agatha.york.ac.uk/darehp.htm ID - ref3 ER - TY - STD TI - Australasian Cochrane Centre. [http://www.cochrane.org.au] UR - http://www.cochrane.org.au ID - ref4 ER - TY - JOUR AU - Jadad, A. R. AU - Cook, D. J. AU - Jones, A. AU - Klassen, T. P. AU - Tugwell, P. AU - Moher, M. AU - Moher, D. PY - 1998 DA - 1998// TI - Methodology and reports of systematic reviews and meta-analyses: a comparison of Cochrane reviews with articles published in paper-based journals. JO - JAMA VL - 280 UR - https://doi.org/10.1001/jama.280.3.278 DO - 10.1001/jama.280.3.278 ID - Jadad1998 ER - TY - JOUR AU - Olsen, O. AU - Middleton AU - Ezzo, J. AU - Gøtzsche, P. AU - Hadhazy, V. AU - Herxheimer, A. AU - Kleijnen, J. AU - McIntosh, H. PY - 2001 DA - 2001// TI - Quality of Cochrane reviews: assessment of sample from 1998. JO - BMJ VL - 323 UR - https://doi.org/10.1136/bmj.323.7317.829 DO - 10.1136/bmj.323.7317.829 ID - Olsen2001 ER - TY - STD TI - The Cochrane Database of Systematic Reviews. In: The Cochrane Library. 2001, Oxford: Update Software, 4 ID - ref7 ER - TY - STD TI - The pre-publication history for this paper can be accessed here:http://www.biomedcentral.com/1472-6963/3/2/prepub UR - http://www.biomedcentral.com/1472-6963/3/2/prepub ID - ref8 ER -