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. 2020 Sep 22;12(9):2168. doi: 10.3390/polym12092168

Table 1.

Search strategy based on Ovid MEDLINE for systematic literature search.

No Keywords
1 collagen
2 foam
3 sponge
4 matrix
5 por*s
6 antib*
7 antimic*
8 diabetic
9 foot
10 ulcer
11 lower extremity
12 chronic
13 wound
14 Or/2–5
15 Or/6–7
16 Or/8–13
17 1 and 14 and 15 and 16
18 Limit 17 to yr. = “2010–2020”