[1] Hosp Gen Dr Miguel Silva, Secretaria Salud Michoacan, Unidad Invest Dr Mario Alvizouri Munoz, Morelia, Michoacan, Mexico
[2] UNAM, Hosp Angeles Lomas, Curso Especializac Med Interna, Huixquilucan, Estado De Mexic, Mexico
[3] Nuevo Hosp Civil Guadalajara Dr Juan I Menchaca, Guadalajara, Jalisco, Mexico
[4] Univ Guadalajara, Ctr Univ Ciencias Salud, Guadalajara, Jalisco, Mexico
[5] Univ Guadalajara, Ctr Univ Ciencias Salud, Inst Invest Reumatol & Sistema Musculo Esquelet, Guadalajara, Jalisco, Mexico
[6] UMAE, IMSS, Hosp Especialidades Ctr Med Nacl Occidente, Guadalajara, Jalisco, Mexico
[7] Dept Reumatol HE CMNSXXI IMSS, Mexico City, DF, Mexico
[8] Univ Autonoma Chihuahua, Fac Med, Chihuahua, Mexico
[9] Inst Nacl Cardiol Ignacio Chavez, Dept Reumatol, Curso Reumatol, Mexico City, DF, Mexico
[10] Inst Nacl Ciencias Med & Nutr Salvador Zubiran, Dept Inmunol & Reumatol, Mexico City, DF, Mexico
[11] IMSS, Hosp Gen Reg Dr Carlos McGregor Sanchez Navarro 1, Unidad Invest Epidemiol Clin, Mexico City, DF, Mexico
[12] Antiguo Hosp Civil Guadalajara Fray Antonio Alcal, Guadalajara, Jalisco, Mexico
[13] Univ Anahuac Mayab, Escuela Med, Merida, Yucatan, Mexico
[14] Hosp Gen Reg 110 IMSS, Guadalajara, Jalisco, Mexico
[15] UMAE, Div Invest, Hosp Especialidades Ctr Med Nacl Occidente, IMSS, Guadalajara, Jalisco, Mexico
[16] Hosp Especialidades CMN SXXI, Dept Reumatol, Mexico City, DF, Mexico
[17] HGZ 27 IMSS, Dept Reumatol, Mexico City, DF, Mexico
[18] Hosp Gen Cuernavaca Dr Jose G Parres, Dept Reumatol, Cuernavaca, Morelos, Mexico
[19] Hosp Gen Mexico City, Mexico City, DF, Mexico
[20] Univ Autonoma Estado Morelos, Fac Med, Fisiol Humana, Cuernavaca, Morelos, Mexico
[21] Univ Autonoma Nuevo Leon, Hosp Univ Jose E Gonzalez, Med Interna & Reumatol, Monterrey, Nuevo Leon, Mexico
[22] Inst Nacl Cardiol Ignacio Chavez, Dept Reumatol, Mexico City, DF, Mexico
[23] Univ Autonoma Nuevo Leon, Hosp Univ Jose E Gonzalez, Monterrey, Nuevo Leon, Mexico
[24] Inst Nacl Enfermedades Resp, Clin Vasculitis Sistem Primarias, Mexico City, DF, Mexico
[25] Hosp Gen Mexico City, Serv Reumatol, Mexico City, DF, Mexico
[26] Consejo Mexicano Reumatol, Mexico City, DF, Mexico
[27] IMSS, Unidades Med Alta Especialidad, Programas Med, Mexico City, DF, Mexico
[28] IMSS, Unidades Med Alta Especialidad, Div Excelencia Clin, Area Desarrollo Guias Pract Clin Coordinac, Mexico City, DF, Mexico
[29] Hosp Gen Zona IMSS, Ciencias Med, La Paz, Baja California, Mexico
[30] Hosp Angeles del Carmen, Serv Reumatol, Guadalajara, Jalisco, Mexico
[31] Ctr Invest Farmacol & Biotecnol, Operac, Mexico City, DF, Mexico
[32] Univ Nacl Autonoma Mexico, Reumatol, Mexico City, DF, Mexico
[33] Inst Nacl Rehabil, Dept Reumatol, Mexico City, DF, Mexico