@article {684a, editor = {,}, title = {Ottawa team first to use laser to clear coronary artery [correction]}, volume = {138}, number = {8}, pages = {684a--684}, year = {1988}, publisher = {CMAJ}, issn = {0820-3946}, URL = {https://www.cmaj.ca/content/138/8/684a}, eprint = {https://www.cmaj.ca/content}, journal = {CMAJ} }