Espen A Haavardsholm professor and consultant rheumatologist, Anna-Birgitte Aga consultant rheumatologist, Inge Christoffer Olsen statistician, Siri Lillegraven trainee in rheumatology and senior researcher, Hilde B Hammer consultant rheumatologist and senior researcher, Till Uhlig professor of rheumatology et al
Haavardsholm E A, Aga A, Olsen I C, Lillegraven S, Hammer H B, Uhlig T et al.
Ultrasound in management of rheumatoid arthritis: ARCTIC randomised controlled strategy trial
BMJ 2016; 354 :i4205
doi:10.1136/bmj.i4205