Grzela 2014.

Methods	RCT (within person) Duration of follow‐up: 4 weeks Treatments: Flaminal Forte and hydrocolloid (F) or hydrocolloid alone (H) (1 leg randomised to each), plus 4‐layer compression
Participants	8 participants with VLUs Mean age: 68.3 (SD 9.3) years Sex (M:F): 3:5 Number of wounds: 16
Prognostic factors	MMP‐2 and MMP‐9 (continuous data); gelatinolytic activity, due to activated MMPs‐2 and ‐9. Measurement method gelatin/SDS zymography and fluorescent real‐time zymography Time of measurement: baseline, 14 days, 28 days
Notes	Minimal data collection, no results. Risk of bias assessments available on request