@misc{indiciaef0a95a4f7832, title = {Charges for preventive services: what difference will it make?}, author = {J A Curson and C M McKee}, year = {1987}, doi = {10.1016/s0140-6736(87)92664-x}, url = {https://pubmed.ncbi.nlm.nih.gov/2892088/}, note = {Source identifier: 2892088} }