Association of interleukin 23 receptor polymorphisms with anti-topoisomerase-I positivity and pulmonary hypertension in systemic sclerosis.
Agarwal SK, Gourh P, Shete S, Paz G, Divecha D, Reveille JD, Assassi S, Tan FK, Mayes MD, Arnett FC. J Rheumatol. 2009 Dec; 36(12):2715-23. Epub 2009 Nov 16.