Dr. David Martin www.obesitysurgeons.com.au View Profile Online Appointment Obesity and Bariatrics General Surgery, obesity surgery All Introduction Interviews 00:00:24 Jane, Practice Manager - Martin.. by Dr. David Martin 14 years ago 00:00:57 Why are patients opting for surgery.. by Dr. David Martin 14 years ago 00:00:35 How much weight can I expect to lose? by Dr. David Martin 14 years ago