TY - RPRT TI - Using evidence from different sources: an example using paracetamol 1000 mg plus codeine 60 mg. AU - L A Smith AU - R A Moore AU - H J McQuay AU - D Gavaghan PY - 2001 DO - 10.1186/1471-2288-1-1 UR - https://pubmed.ncbi.nlm.nih.gov/11231885/ ID - 11231885 ER -