Preferred reporting items for systematic reviews and meta-analyses: The PRISMA statement

Moher, D.; Liberati, A.; Tetzlaff, J.; Altman, D.G.; Antes, G.; Atkins, D.; Barbour, V.; Barrowman, N.; Berlin, J.A.; Clark, J.; Clarke, M.; Cook, D.; D'Amico, R.; Deeks, J.J.; Devereaux, P.J.; Dickersin, K.; Egger, M.; Ernst, E.; Gotzsche, P.C.; Grimshaw, J.; Guyatt, G.; Higgins, J.; Ioannidis, J.P.A.; Kleijnen, J.; Lang, T.; Magrini, N.; Mcnamee, D.; Moja, L.; Mulrow, C.; Napoli, M.; Oxman, A.; Pham, B.; Rennie, D.; Sampson, M.; Schulz, K.F.; Shekelle, P.G.; Tovey, D.; Tugwell, P.

doi:10.1371/journal.pmed.1000097

Preferred reporting items for systematic reviews and meta-analyses: The PRISMA statement / D. Moher, A. Liberati, J. Tetzlaff, D.G. Altman, G. Antes, D. Atkins, V. Barbour, N. Barrowman, J.A. Berlin, J. Clark, M. Clarke, D. Cook, R. D'Amico, J.J. Deeks, P.J. Devereaux, K. Dickersin, M. Egger, E. Ernst, P.C. Gotzsche, J. Grimshaw, G. Guyatt, J. Higgins, J.P.A. Ioannidis, J. Kleijnen, T. Lang, N. Magrini, D. Mcnamee, L. Moja, C. Mulrow, M. Napoli, A. Oxman, B. Pham, D. Rennie, M. Sampson, K.F. Schulz, P.G. Shekelle, D. Tovey, P. Tugwell. - In: PLOS MEDICINE. - ISSN 1549-1277. - 6:7(2009 Jul 01), pp. e1000097.1-e1000097.6. [10.1371/journal.pmed.1000097]