@misc{indiciae1b9e5fc78fd3, title = {Do general practitioners have different "referral thresholds"?}, author = {R O Cummins and B Jarman and P M White}, year = {1981}, doi = {10.1136/bmj.282.6269.1037}, url = {https://pubmed.ncbi.nlm.nih.gov/6783239/}, note = {Source identifier: 6783239} }