Databases and registers: useful tools for research, no studies

Prevalence of claims-based recurrent low back pain in a Canadian population: A secondary analysis of an administrative database

(2013) Nicolas Beaudet et al.   BMC MUSCULOSKELETAL DISORDERS

Secular trends in echocardiographic left ventricular mass in the community: the Framingham Heart Study

(2013) Bernhard M Kaess et al.   HEART

Predicting persistent inflammatory arthritis amongst early arthritis clinic patients in the UK: is musculoskeletal ultrasound required?

(2013) Arthur G Pratt et al.   ARTHRITIS RESEARCH & THERAPY

The Risk-Benefit Ratio

(2012) Kirk A. Ludwig et al.   JAMA Surgery

EULAR points to consider when establishing, analysing and reporting safety data of biologics registers in rheumatology

(2010) W. G. Dixon et al.   ANNALS OF THE RHEUMATIC DISEASES

Level of renal function in patients starting dialysis: an ERA-EDTA Registry study

(2010) V. S. Stel et al.   NEPHROLOGY DIALYSIS TRANSPLANTATION

Does tumor necrosis factor α inhibition promote or prevent heart failure in patients with rheumatoid arthritis?

(2008) Joachim Listing et al.   ARTHRITIS AND RHEUMATISM