1. Division of Stem Cell Transplantation. Hospital No. 25 Instituto Mexicano del Seguro Social (IMSS) Monterrey Mexico
2. Stem Cell Transplantation Supervisor. Hospital No. 25 IMSS Monterrey Monterrey Mexico
3. Pediatric Hematology Division. Hospital No. 25 IMSS Monterrey Mexico
4. Chief of Hematology Division. Hospital No. 25 IMSS Monterrey Mexico
5. Chief of Hemato‐ Oncology Division. Hospital No. 25 IMSS Monterrey Mexico