1 Department of Pediatric Surgery, Children's Hospital of Mexico Federico Gomez, Ciudad de México, 06720, México.
2 Department of Electrical Engineering, Bioelectronics Section, Center for Research and Advanced Studies of the National Polytechnic Institute of Mexico (CINVESTAV-IPN), Ciudad de México, 07360, México.
3 Department of Surgery, Faculty of Medicine, Universidad Nacional Autónoma de México (UNAM), Circuito Interior, Ciudad de México, 04510, México.