1. Department of Neurosurgery, Hospital Angeles Culiacan, Sinaloa, Mexico.
2. Department of Genomic Medicine Hospital General de Culiacan, Sinaloa, Mexico.
3. Department of Pathology, Hospital General de Culiacan, Sinaloa, Mexico.
4. Faculty of Medicine, Universidad Autonoma de Sinaloa, Culiacan, Sinaloa, Mexico.