1. Chronic ulceration of the leg: extent of the problem and provision of care;Callam;Br Med J,1985
2. Causes of venous ulceration: a new hypothesis;Smith;Br Med J,1988
3. Leg Ulcer management: essential clinical skills for nurses;Moffatt,2007
4. Challenges in the treatment of chronic wounds;Frykberg;Adv Wound Care,2015
5. The 2020 update of the CEAP classification system and reporting standards;Lurie;J Vasc Surg: Venous and Lymphatic Disorders,2020