From the Institute of Rheumatology
Prague, Czech Republic; and Amgen Inc., Thousand Oaks, California, USA.K. Pavelka, MD, PhD, Institute of Rheumatology; Y. Chon, PhD; R. Newmark, PhD, Amgen Inc.; S.L. Lin, MD, PhD; S. Baumgartner, MD, formerly employed by Amgen Inc.; N. Erondu, MD, PhD, Amgen Inc. nerondu@amgen.com.