APA (7th ed.) Citation

RN, A., & TA, A. (2001). Clinical features of systemic sclerosis. Saudi medical journal, 22(4), 333.

Chicago Style (17th ed.) Citation

RN, Al-Adhadh, and Al-Sayed TA. "Clinical Features of Systemic Sclerosis." Saudi Medical Journal 22, no. 4 (2001): 333.

MLA (9th ed.) Citation

RN, Al-Adhadh, and Al-Sayed TA. "Clinical Features of Systemic Sclerosis." Saudi Medical Journal, vol. 22, no. 4, 2001, p. 333.