Chang, Jung-Jung ,M.D. 
Intitution: Chiayi Chang Gung Memorial Hospital
Position:
Attending physician
Department:
Division of Cardiology
Address: 6, Sec. West Chai-Pu Road, Pu-TZ City, Chai Yi Hsien, Taiwan
Tel: +886-5-3621000 Fax: (05)3623002
E-mail: jjchang@gmail.com
Focus of Interest: - Cardiac echocardiography especially 2-D speckle tracking technique
- Heart failure