共 6 条
[1]
[Anonymous], 2009, Systematic reviews: CRD's guidancefor undertaking reviews in health care
[2]
Baron Jeremy Hugh, 2012, Perspect Clin Res, V3, P149, DOI 10.4103/2229-3485.103599
[4]
Glass G., 1976, ED RES, V5, P3, DOI [10.3102/0013189x005010003, DOI 10.2307/1174772, 10.2307/1174772ISSN0536-1036, 10.3102/0013189X005010003, DOI 10.3102/0013189X005010003]
[6]
von Elm E, 2008, J CLIN EPIDEMIOL, V61, P344, DOI [10.1016/j.jclinepi.2007.11.008, 10.2471/BLT.07.045120]