Emilio Cabra-Arellano, Department of Emergency, Christus Muguerza Hospital, UPAEP, Puebla, Mexico
Mallyolo E. Pelayo-Salazar, Department of Neurosurgery, Hospital Regional ISSSTE Puebla, Puebla, Mexico
Luz D. Tlahuiz-Cuautle, Family Medicine Unit No.6, Instituto Mexicano del Seguro Social (IMSS), Puebla, Mexico