APA aipamena

Ibrahim, G., Groves, C., Chandramohan, M., Beltran, A., Valle, R., Reyes, B., . . . Helliwell, P. S. (2011). Clinical and Ultrasound Examination of the Leeds Enthesitis Index in Psoriatic Arthritis and Rheumatoid Arthritis. International Scholarly Research Network.

Chicago Style aipamena

Ibrahim, G., C. Groves, M. Chandramohan, A. Beltran, R. Valle, B. Reyes, P. Healy, A. Harrison, and P. S. Helliwell. Clinical and Ultrasound Examination of the Leeds Enthesitis Index in Psoriatic Arthritis and Rheumatoid Arthritis. International Scholarly Research Network, 2011.

MLA aipamena

Ibrahim, G., et al. Clinical and Ultrasound Examination of the Leeds Enthesitis Index in Psoriatic Arthritis and Rheumatoid Arthritis. International Scholarly Research Network, 2011.