APA

Sendlbeck M., Araujo E. G., Schett G. & Englbrecht M. (20151231). Psychometric properties of three single-item pain scales in patients with rheumatoid arthritis seen during routine clinical care: a comparative perspective on construct validity, reproducibility and internal responsiveness. : RMD open.

Chicago

Sendlbeck Melanie, Araujo Elizabeth G, Schett Georg and Englbrecht Matthias. 20151231. Psychometric properties of three single-item pain scales in patients with rheumatoid arthritis seen during routine clinical care: a comparative perspective on construct validity, reproducibility and internal responsiveness. : RMD open.

Harvard

Sendlbeck M., Araujo E. G., Schett G. and Englbrecht M. (20151231). Psychometric properties of three single-item pain scales in patients with rheumatoid arthritis seen during routine clinical care: a comparative perspective on construct validity, reproducibility and internal responsiveness. : RMD open.

MLA

Sendlbeck Melanie, Araujo Elizabeth G, Schett Georg and Englbrecht Matthias. Psychometric properties of three single-item pain scales in patients with rheumatoid arthritis seen during routine clinical care: a comparative perspective on construct validity, reproducibility and internal responsiveness. : RMD open. 20151231.