preferred_name: Vascular ulcer (arterial or venous including diabetic ulcers not located on the foot)
preferred_name_lc: vascular ulcer (arterial or venous including diabetic ulcers not located on the foot)
label: Vascular ulcer (arterial or venous including diabetic ulcers not located on the foot)
label_lc: vascular ulcer (arterial or venous including diabetic ulcers not located on the foot)