The TRIFRA trial: efforts employed to minimise expectation bias

Ann Rheum Dis. 2014 Nov;73(11):e67. doi: 10.1136/annrheumdis-2014-206197. Epub 2014 Jul 23.

Authors

Qian-Wen Lv¹, Wen Zhang¹, Qun Shi¹, Wen-Jie Zheng¹, Peter E Lipsky², Xuan Zhang¹

Affiliations

¹ Department of Rheumatology and Clinical Immunology, Peking Union Medical College Hospital, Chinese Academy of Medical Sciences and Peking Union Medical College, Beijing, China.
² Formerly National Institute of Arthritis and Musculoskeletal and Skin Diseases, National Institutes of Health, Bethesda, Maryland, USA.

PMID: 25057182
DOI: 10.1136/annrheumdis-2014-206197

No abstract available

Keywords: Disease Activity; Methotrexate; Treatment.

Publication types

Letter

MeSH terms

Antirheumatic Agents / therapeutic use*
Arthritis, Rheumatoid / drug therapy*
Drug Therapy, Combination
Humans
Methotrexate / therapeutic use*
Phytotherapy / methods*
Plant Extracts / therapeutic use
Randomized Controlled Trials as Topic / methods
Research Design
Tripterygium*

Substances

Antirheumatic Agents
Plant Extracts
Methotrexate