What Is Rheumatoid Arthritis?

Signe Møller-Bisgaard, MD, PhD; Kim Hørslev-Petersen, MD, DMSc; Bo Ejbjerg, MD, PhD; Merete Lund Hetland, MD, PhD, DMSc; Lykke Midtbøll Ørnbjerg, MD, PhD; Daniel Glinatsi, MD, PhD; Jakob Møller, MSc; Mikael Boesen, MD, PhD; Robin Christensen, MSc, PhD; Kristian Stengaard-Pedersen, MD, DMSc; Ole Rintek Madsen, MD, PhD, DMSc; Bente Jensen, MD, PhD; Jan Alexander Villadsen, MD; Ellen-Margrethe Hauge, MD, PhD; Philip Bennett, MD; Oliver Hendricks, MD, PhD; Karsten Asmussen, MD, PhD; Marcin Kowalski, MD, PhD; Hanne Lindegaard, MD, PhD; Sabrina Mai Nielsen, MSc; Henning Bliddal, MD, DMSc; Niels Steen Krogh, MSc; Torkell Ellingsen, MD, PhD; Agnete H. Nielsen, MD; Lone Balding, MD; Anne Grethe Jurik, MD, DMSc; Henrik S. Thomsen, MD, DMSc; Mikkel Østergaard, MD, PhD, DMSc