Table 4.

Exclusion Criteria.

Criteria	Description
Medical conditions	Malignant systemic disease requiring chemotherapy, diabetes, thyroid dysfunction (hyper or hypothyroidism), rheumatic disease, muscular dystrophies, liver cirrhosis, sickle cell anemia, Wilson’s disease, lupus erythematosus (SLE), malnutrition, cardiovascular diseases, arterial hypertension, infectious diseases, AIDS, respiratory diseases, history of reactions to medications with hypersensitivity type I, current pregnancy or lactation, permanent metal appliances, cardiac pacemakers or other types of metal in any part of the body (fixed prosthesis, fragments of a bullet, etc.)
Neurological disease	Chronic systemic diseases of the Central Nervous System (CNS), seizures or other attacks, malignant expansive processes of the SNC-radiotherapy, more than one loss of consciousness, cerebrovascular accidents, transient cerebral ischemia, migraine or frequent headaches, severe neuropathies, history of cranial trauma with or without loss of consciousness.
Psychiatric Disorder	History of previous psychiatric treatments, tics, stuttering, intellectual disability, suicide attempt, depression, sociopathic behavior, anxiety disorders, panic attacks, schizophrenia, obsessive-compulsive disorder, drug use and abuse, alcoholism, hyperactivity and attention deficit, dementia.
Prenatal and perinatal antecedents	Difficult pregnancy as indicated by the obstetrician, preterm delivery, gestational hypertension, diabetes, obesity, early membrane rupture in pregnancy, placenta previa, retroplacental hematoma, other infections.
Sleep disorders	Nocturnal terrors, somnambulism, and others.
Familiar pathological background	Epilepsy, neurodegenerative diseases, multiple sclerosis, Wilson’s disease, schizophrenia, manic depressive disorder.
Drug addiction	Alcohol abuse according to DSM-IV definition, non-legal drugs, smoker of more than 12 cigarettes per day, drugs affecting the CNS, direct and chronic exposure to toxic substances such as pesticides, heavy metals, phosphorus, and organic solvents.
Neurological physical examination	Any abnormality in the neurological physical examination (hypertonia, hypotonia, asymmetry of reflexes, decrease in visual acuity, nystagmus, etc.).