1. Coordination Research; Instituto Mexicano del Seguro Social; Puebla Mexico
2. Science Institute; Benemérita Universidad Autónoma de Puebla; Puebla Mexico
3. Systemic Autoimmune Diseases Research Unit; Regional General Hospital #36; Instituto Mexicano del Seguro Social; Puebla Mexico
4. Department of Rheumatology; Medicine School; Benemérita Universidad Autónoma de Puebla; Puebla Mexico
5. Centre of Biomolecular Detection and Research of Microbiological Sciences; Science Institute; Benemérita Universidad Autónoma de Puebla; Puebla Mexico
6. Division of Health Research; High Specialty Medical Unit; Orthopedics and Traumatology Hospital; Puebla Mexico
7. Department of Obstetrics and Gynaecology; Regional General Hospital #36; Instituto Mexicano del Seguro Social; Puebla Mexico
8. Medicine School; Benemérita Universidad Autónoma de Puebla; Puebla Mexico
9. Department of Autoimmune Diseases; Hospital Clinic; Barcelona Spain