Hilal Kocabaş, Gamze Yılmaz and Hatice Uğurlu (2007) “Comparison of Effectiveness of Hydrotherapy and Amitriptyline in Fibromyalgia Treatment”, Archives of Rheumatology, 22(3), pp. 091–096. Available at: http://anadolupsikiyatri.net/index.php/pub/article/view/229 (Accessed: 3 October 2025).