@misc{indiciae5706e5e3e177, title = {Olfactory testing in parkinsonism.}, author = {Christopher Hawkes}, year = {2004}, doi = {10.1016/s1474-4422(04)00801-4}, url = {https://pubmed.ncbi.nlm.nih.gov/15207792/}, note = {Source identifier: 15207792} }