@misc{indiciae9861f6d2b800, title = {Sudden visual loss in asthma.}, author = {C M G Cheung and O M Durrani and G R Kirkby}, year = {2002}, doi = {10.1258/jrsm.95.7.359}, url = {https://pubmed.ncbi.nlm.nih.gov/12091512/}, note = {Source identifier: 12091512} }