@misc{indiciae2aba25be1e03, title = {Dealing with medical practice variations: a proposal for action.}, author = {J E Wennberg}, year = {1984}, doi = {10.1377/hlthaff.3.2.6}, url = {https://pubmed.ncbi.nlm.nih.gov/6432667/}, note = {Source identifier: 6432667} }