1. Experimental Surgery Department, Instituto Nacional de Ciencias Médicas y Nurición “Salvador Zubirán”, Mexico City, Mexico
2. Anesthesiology Department, Instituto Nacional de Ciencias Médicas y Nurición “Salvador Zubirán”, Mexico City, Mexico
3. Biochemistry Department, Instituto Nacional de Ciencias M_edicas y Nurición “Salvador Zubirán”, Mexico City, Mexico
4. Environmental and Toxicology Department, Biomedical Research Institute, UNAM, Mexico City, Mexico
5. Neurosciences Functional Unit, Insituto Nacional de Cancerología, Mexico City, Mexico
6. Anesthesiology Department, Hospital ABC, Mexico City, Mexico
7. Anesthesiology Department, Hospital Angeles Lomas, State of Mexico, Mexico
8. Anesthesiology Department, Hospital Central del Sur de Alta Especialidad PEMEX, Mexico City, Mexico
9. Inmunogenetic Unit, Transplatation Department, Instituto Nacional de Ciencias Médicas y Nurición, Salvador, Zubirán