TY - JOUR AU - Smith, Lesley A. AU - Moore, R. Andrew AU - McQuay, Henry J. AU - Gavaghan, David PY - 2001 DA - 2001/01/10 TI - Using evidence from different sources: an example using paracetamol 1000 mg plus codeine 60 mg JO - BMC Medical Research Methodology SP - 1 VL - 1 IS - 1 AB - Meta-analysis usually restricts the information pooled, for instance using only randomised, double-blind, placebo-controlled trials. This neglects other types of high quality information. This review explores using different information for the combination of paracetamol 1000 mg and codeine 60 mg in acute postoperative pain. SN - 1471-2288 UR - https://doi.org/10.1186/1471-2288-1-1 DO - 10.1186/1471-2288-1-1 ID - Smith2001 ER -