TY - GEN AU - Friedman,A AU - Potulska,A TI - Quantitative assessment of parkinsonian sialorrhea and results of treatment with botulinum toxin SN - 1873-5126 PY - 2001/// PB - Parkinsonism & related disorders N1 - Publication Type: Journal Article UR - https://doi.org/10.1016/s1353-8020(00)00073-0 ER -