1. Dr. Enrico Stefani Research Unit, University Center for Biomedical Research, University of Colima, Colima, Mexico.
2. National Council of Science and Technology (CONACYT), University of Colima, Colima, Colima, Mexico.
3. Faculty of Medicine, University of Colima, Colima, Mexico.
4. Unity of Family Medicine #19, #17, Mexican Institute of Social Security, Colima, Mexico.
5. Institute of Chemical-Biological Research, San Nicolas de Hidalgo Michoacan University, Morelia, Mexico.