@misc{indiciaea9262d89ae0e, title = {Levodopa failure in chronic manganism.}, author = {C S Lu and C C Huang and N S Chu and D B Calne}, year = {1994}, doi = {10.1212/wnl.44.9.1600}, url = {https://pubmed.ncbi.nlm.nih.gov/7936281/}, note = {Source identifier: 7936281} }