Dr Malik has published a chapter in this new book on Anaesthesia and Perioperative Care of the Morbidly Obese Surgical Patients. He says: I see a large number referred by The London Weight Clinic (TLWC) and the Imperial Weight Centre (IWC). My colleague Jon Cousins is a Consultant Anaesthetist involved in both services. Also see the NHS guidelines on Obesity treatment. The book is available to read here.