1) Zesiewicz TA, et al.: Quality Standards Subcommittee of the American Academy of Neurology: Practice parameter: therapies for essential tremor:report of the Quality Standards Subcommittee of the American Academy of Neurology. Neurology 64: 2008-2020, 2005
4) Lee KS, et al.:A multicenter randomized crossover multiple-dose comparison study of arotinolol and propranolol in essential tremor. Parkinsonism Relat Disord 9:341-347, 2003