@misc{indiciae2f1bb1a91bc4, title = {Is ophthalmic surgery a professional activity?}, author = {J W Lewis}, year = {1987}, doi = {10.1001/archopht.1987.01060100039020}, url = {https://pubmed.ncbi.nlm.nih.gov/3662903/}, note = {Source identifier: 3662903} }