TY - JOUR T1 - Efficacy of Amitriptyline for Treatment of Somatoform Pain Disorder in the Orofacial Region: A Case Series A1 - Ikawa,Masako A1 - Yamada,Kazuo A1 - Ikeuchi,Shinobu JO - Journal of Oral & Facial Pain and Headache VL - 20 IS - 3 SP - 234 EP - 240 SN - 2333-0376 Y1 - 2006 ER -