Table 1.

MEDLINE PubMed search strategy

1	“Leg Ulcer”[Mesh] or (Leg Ulcer*) or (lower limb ulcer)
2	“Foot Ulcer”[Mesh] or (Foot Ulcer*) or (Plantar Ulcer*) or “below the knee ulcer”
3	“Diabetic Foot”[Mesh] or (Foot Diabetic) or (Diabetic Feet) or (Foot Ulcer Diabetic) or diabet*
4	“Peripheral Arterial Disease”[Mesh] or (Arter* Disease* Peripheral) or “critical limb ischemia”
5	“Diabetes Complications”[Mesh] or (Diabet* Complication*) or (Diabetes-Related Complication*) or (Diabetes Related Complication*) or (Complication* of Diabetes Mellitus) or (Diabetes Mellitus Complication*)
6	“Peripheral Vascular Diseases”[Mesh] or (Disease* Peripheral Vascular) or (Peripheral Angiopath*)
7	1 or 2 or 3 or 4 or 5 or 6
8	“Stents”[Mesh] or stent*
9	“Drug-Eluting Stents”[Mesh] or (Drug Eluting Stent*) or (Drug-Eluting Stent*) or (Drug-Coated Stent*) or (Drug Coated Stent*)
10	“Self Expandable Metallic Stents”[Mesh] or (Self Expandable Metal* Stent*)
11	“Angioplasty”[Mesh] or Angioplast* or (Endoluminal Repair*) or (Percutaneous Transluminal Angioplast*) or (Transluminal Angioplast*)
12	“Angioplasty, Balloon, Laser-Assisted”[Mesh] or (Laser Balloon Angioplast*) or (Laser-Assisted Angioplast*) or (Laser Assisted Angioplast*) or (Angioplast* Transluminal Percutaneous Laser) or (Laser-Assisted Balloon Angioplast*) or (Laser Assisted Balloon Angioplast*) or (Percutaneous Transluminal Laser Angioplast*)
13	“Angioplasty, Laser”[Mesh] or (Laser Angioplast*)
14	“Angioplasty, Balloon”[Mesh] or (Dilation* Transluminal Arter*) or (Balloon Angioplast*)
15	revascular* or (drug-coated balloon)
16	“Endovascular Procedures”[Mesh] or (Endovascular Procedure*) or (Intravascular Procedure*) or (Intravascular Technique*) or (Endovascular Technique*)
17	8 or 9 or 10 or 11 or 12 or 13 or 14 or 15 or 16
18	7 and 17
19	18 AND (Therapy/Broad[filter])