Imputing missing data of function and disease activity in rheumatoid arthritis registers: what is the best technique?
Drug retention of biological DMARD in rheumatoid arthritis patients: the role of baseline characteristics and disease evolution
Sat0587 the Art of Imputing Missing Data of Disease and Function Activity in Rheumatoid Arthritisregistries
Sat0588 Comparative Effectiveness Research in Observational Settings: Evaluating Two New Methods to Analyse Response Rates
Associations of regrets and coping strategies with job satisfaction and turnover intention: international prospective cohort study of novice healthcare professionals
Comparative effectiveness of subcutaneous tocilizumab versus intravenous tocilizumab in a pan-European collaboration of registries