Carvalho, Emanuele, et al. “Immediate Electromyographic Changes of the Upper Limb Muscles Following Cervical Manipulation in a Patient With Essential Tremor: A Case Report”. ConScientiae Saúde, vol. 14, nº 1, abril de 2015, p. 141-6, doi:10.5585/conssaude.v14n1.5297.