1. The rise of DIY dentistry: britons doing their own fillings to avoid NHS bill;Armstrong;Guardian,2015
2. The State of General Dental Practice in 2013;British Dental Association,2013
3. Surgeons attack plans to delay treatment to obese patients and smokers;Campbell;Guardian,2016
4. Levels and levers of conditionality: measuring change within welfare states;Clasen,2007