1. Immuno-Rheumatology Center, St. Luke’s International University and St Luke’s International Hospital, Tokyo, Japan;
2. Institute of Rheumatology, Tokyo Women’s Medical University, Tokyo, Japan;
3. Novartis Pharma K.K., Tokyo, Japan;
4. Novartis Pharma AG, Basel, Switzerland;
5. Novartis Pharmaceuticals Corporation, East Hanover, USA;
6. Juntendo Koshigaya Hospital, Juntendo University, Saitama, Japan