Işılay Nadir, et al. “AN ADULT CASE OF HENOCH-SCHÖNLEIN PURPURA WITH GASTROINTESTINAL AND RENAL INVOLVEMENT”. Archives of Rheumatology, vol. 18, no. 2, June 2003, pp. 108-11, http://anadolupsikiyatri.net/index.php/pub/article/view/110.