[1] Clin Ruiz, Ctr Hematol & Med Interna Puebla, Puebla 72530, Mexico
[2] Clin Ruiz, Lab Clin Puebla, Puebla, Mexico
[3] Univ Popular Autonoma Estado Puebla, Puebla, Mexico
[4] Univ Americas Puebla, Cholula, Mexico
[5] Univ Autonoma Nuevo Leon, Univ Hosp, Monterrey, Mexico