Sulfasalazine-induced agranulocytosis is associated with the human leukocyte antigen locus - Wadelius, Mia (Uppsala University. Clinical Pharmacology and Science for Life Laboratory) ; Eriksson, Niclas (Uppsala University. Center and Department of Medical Sciences) ; Kreutz, Reinhold (Universitätsmedizin Berlin. Institut für Klinische Pharmakologie und Toxikologie) ; Bondon-Guitton, Emmanuelle (Université de Toulouse. Faculté de Médecine. Centre Hospitalier Universitaire) ; Ibáñez, Luisa (Fundació Institut Català de Farmacologia) ; Carvajal, Alfonso (Universidad de Valladolid. Centro de Estudios sobre la Seguridad de los Medicamentos) ; Lucena, M. Isabel (Hospital Universitario Virgen de la Victoria (Màlaga, Andalusia)) ; Sancho Ponce, Esther (Hospital General de Catalunya) ; Molokhia, Mariam (King's College London) ; Martin Martinez, Javier (Instituto de Parasitología y Biomedicina "López-Neyra") ; Axelsson, Tomas (Uppsala University. Molecular Medicine and Science for Life Laboratory) ; Kohnke, Hugo (Uppsala University. Clinical Pharmacology and Science for Life Laboratory) ; Yue, Qun-Ying (Medical Products Agency. Sweden) ; Magnusson, Patrik K. E. (Karolinska Institutet (Estocolm, Suècia). Department of Medical Epidemiology and Biostatistics) ; Bengtsson, Mats (Uppsala University. Department of Immunology, Genetics and Pathology) ; Hallberg, Pär (Uppsala University. Clinical Pharmacology and Science for Life Laboratory) ; Universitat Autònoma de Barcelona