[1] Inst Mexicano Seguro Social, Unidad Invest Biomed 02, Hosp Especialidades, Ctr Med Nacl Occidente, Guadalajara, Jalisco, Mexico
[2] Univ Guadalajara, Hosp Civil Guadalajara Fray Antonio Alcalde, Guadalajara, Jalisco, Mexico
[3] Inst Mexicano Seguro Social, Hosp Gen Zona & Med Familiar 2, Nuevo Lean, Monterrey, Mexico
[4] Hosp Gen Dr Manuel Gea Gonzalez, Mexico City, DF, Mexico
[5] Inst Nacl Ciencias Med & Nutr Salvador Zubiran, Mexico City, DF, Mexico
[6] Hosp San Javier, Unidad Cuidados Intens, Guadalajara, Jalisco, Mexico
[7] Univ Guadalajara, Dept Disciplinas Filosof Metodol & Instrumentales, Ctr Univ Ciencias La Salud, Guadalajara, Jalisco, Mexico
[8] Univ Guadalajara, Dept Bienestar & Desarrollo Sustentable, Ctr Univ Norte, Colotlan, Jalisco, Mexico