Gunawan, Hendra, Awalia Awalia, and Joewono Soeroso. 2018. “The Coexistence of Systemic Lupus Erythematosus and Psoriasis: Is It Possible?”. Acta Medica Indonesiana 50 (2):144. http://www.actamedindones.org/index.php/ijim/article/view/166.