| Cron RQ | Department of Pediatrics and Dermatology, Children's Hospital of Philcadelphia, Pennsylvania 19104-4318, USA. |
| Derk CT | Division of Rheumatology, Department of Medicine, Thomas Jefferson University, Philadelphia, PA 19107-5541, USA. |
| Derk, Chris T | Division of Rheumatology, Department of Medicine, Thomas Jefferson University, Philadelphia, Pennsylvania 19107, USA. chris.derk@jefferson.edu |
| Fitch PG | Department of Pediatrics and Dermatology, Children's Hospital of Philcadelphia, Pennsylvania 19104-4318, USA. |
| Gaby AR | Private practice 17 years, specializing in nutritional medicine; past-president, American Holistic Medical Association; contributing editor, Alternative Medicine Review; contributing medical editor, The Townsend Letter for Doctors and Patients since 1985. Correspondence address: 301 Dorwood Drive, Carlisle, PA 17013. |
| Jimenez, Sergio A | Division of Rheumatology, Department of Medicine, Thomas Jefferson University, Philadelphia, Pennsylvania 19107, USA. |
| Lyseng-Williamson KA | Adis International Inc., Yardley, Pennsylvania 19067, USA. |
| Medsger TA Jr | Department of Medicine, University of Pittsburgh School of Medicine, Pittsburgh, PA 15261, USA. |
| Mendoza F | Division of Rheumatology, Department of Medicine, Thomas Jefferson University, Philadelphia, PA 19107-5541, USA. |
| Oldfield V | Adis International Inc., Yardley, Pennsylvania 19067, USA. demail@adis.com |
| Scalapino K | Department of Medicine, University of Pittsburgh School of Medicine, Pittsburgh, PA 15261, USA. |