[1] Univ Autonoma Nuevo Leon, Hosp Univ Dr Jose E Gonzalez, Monterrey, Nuevo Leon, Mexico
[2] Inst Nacl Ciencias Med & Nutr Salvador Zubiran, Ciudad De Mexico, Mexico
[3] Inst Nacl Salud Publ, Cuernavaca, Morelos, Mexico
[4] Inst Nacl Rehabil Luis Guillermo Ibarra Ibarra, Ciudad De Mexico, Mexico
[5] Hosp Civil Guadalajara, Guadalajara, Jalisco, Mexico
[6] Inst Patol Infecciosa, Guadalajara, Jalisco, Mexico
[7] Hosp Reg Univ Colima, Colima, Colima, Mexico
[8] Univ Guadalajara, Ctr Univ Altos CUALTOS, Hosp Gen Zona Tepatitlan Morelos 21, Tepatitlan De Morelos, Jalisco, Mexico
[9] Hosp Gen Reg 1, Chihuahua, Chihuahua, Mexico
[10] Hosp Gen Especialidades Juan Maria de Salvatierra, La Paz, Baja California, Mexico
[11] Hosp Angeles Valle Oriente, Monterrey, Nuevo Leon, Mexico
[12] Hosp Gen Zona 1, Tapachula, Chiapas, Mexico
[13] Hosp Infantil Morelia, Morelia, Michoacan, Mexico
[14] Hosp Especialidades Pediat Chiapas, Tuxtla Gutierrez, Chiapas, Mexico
[15] Hosp Reg Alta Especialidad Oaxaca, San Bartolo Coyotepec, Oaxaca, Mexico
[16] Hosp Reg Alta Especialidad Bajio, Guanajuato, Guanajuato, Mexico
[17] Lab Dipromi, Morelia, Michoacan, Mexico
[18] Hosp Reg Delicias, Delicias, Chihuahua, Mexico
[19] Galenia Hosp, Cancun, Quintana Roo, Mexico
[20] Univ Autonoma Nuevo Leon, Ctr Univ Salud, Lab Vicente Guerrero, Monterrey, Nuevo Leon, Mexico
[21] Univ Autonoma Nuevo Leon, Ctr Univ Salud, Lab Pueblo Nuevo, Monterrey, Nuevo Leon, Mexico
[22] Hosp Materno Infantil Morelos, Chetmal, Quintana Roo, Mexico
[23] Lab Anal Bioquim Clin Louis Pasteur Toluca, Toluca, Mexico
[24] Hosp H Queretaro, Queretaro, Queretaro, Mexico
[25] Lab Bioclin, Chilpancingo, Guerrero, Mexico
[26] Hosp Gen Chilpancingo, Chilpancingo, Guerrero, Mexico
[27] Univ Sonora, Hermosillo, Sonora, Mexico
[28] Labs Galindo SC, Oaxaca, Oaxaca, Mexico
[29] Hosp Reg Bicentenario Independencia ISSSTE, Tultitlan, Estado De Mexic, Mexico
[30] Hosp Gen Dr Manuel Gea Gonzalez, Ciudad De Mexico, Mexico
[31] Swiss Hosp, Monterrey, Nuevo Leon, Mexico
[32] Hosp Nino Poblano, Puebla, Mexico
[33] Labs Ctr, Zamnora, Michoacan, Mexico
[34] Centenario Hosp Miguel Hidalgo, Aguascalientes, Aguascalientes, Mexico
[35] Hosp Angeles Morelia, Morelia, Michoacan, Mexico
[36] Hosp Gen Dr Miguel Silva, Morelia, Michoacan, Mexico
[37] Hosp Gen Zona 1 Dr Demetrio Mayoral Pardo, Oaxaca, Oaxaca, Mexico
[38] Hosp Madre & Nino Guerrerense, Chilpancingo, Guerrero, Mexico
[39] Inst Nacl Cancerol, Ciudad De Mexico, Mexico
[40] Hosp Gen Chetumal, Chetmal, Quintana Roo, Mexico
[41] Inst Nacl Cardiol Ignacio Chavez, Ciudad De Mexico, Mexico
[42] Hosp Reg Monterrey ISSSTE, Monterrey, Nuevo Leon, Mexico
[43] Hosp Mil Reg Especialidades, Mazatlan, Sinaloa, Mexico
[44] Ctr Diagnost Microbiol SA CV, Morelia, Michoacan, Mexico
[45] Hosp Especialidades Pediat Leon, Guanajuato, Mexico
[46] Hosp Ginequito, Bioclinsa, Monterrey, Nuevo Leon, Mexico