| Vinod Kumar | University Medical Center Groningen, University of Groningen |
| Vinod Kumar | Department of Internal Medicine and Radboud Center for Infectious Diseases (RCI), Radboud University Medical Center |
| Lude Franke | University Medical Center Groningen, University of Groningen |
| Cisca Wijmenga | University Medical Center Groningen, University of Groningen |
| Cisca Wijmenga | K. G. Jebsen Coeliac Disease Research Centre, University of Oslo |
| Serena Sanna | University Medical Center Groningen, University of Groningen |
| Serena Sanna | Istituto di Ricerca Genetica e Biomedica (IRGB) del Consiglio Nazionale delle Ricerche (CNR) |