Table 3.

Description of transcranial direct current stimulation treatment typologies.

Type of stimulation	Description
Spinal stimulation	The active electrode will be placed on the spine in the median position in correspondence with the 10th thoracic vertebra with the reference on the right arm or in correspondence with the somatosensory area [52]. A stimulation intensity of 2.5 mA will be provided for 20 minutes.
Cerebellar stimulation	The active electrode will be placed in correspondence with the cerebellum with the reference on the right arm [53]. A stimulation intensity of 2.0 mA will be provided for 20 minutes.
Brain stimulation	The active electrode will be placed on the left motor cortex with the reference on the right arm or in correspondence with the contralateral supraorbital cortex [54]. A stimulation intensity of 2 mA will be provided for 20 minutes.
Dorsolateral prefrontal stimulation	The active electrode will be placed on the left dorsolateral prefrontal cortex with the reference on the contralateral area [55]. A stimulation intensity of 2 mA will be provided for 20 minutes.