@misc{indiciaecc242f950478, title = {Reflections on randomised controlled trials in surgery.}, author = {M Baum}, year = {1999}, doi = {10.1016/s0140-6736(99)90220-9}, url = {https://pubmed.ncbi.nlm.nih.gov/10319923/}, note = {Source identifier: 10319923} }