From: Hydrofluoric acid burns in the western Zhejiang Province of China: a 10-year epidemiological study
TBSAa (%)
Cases
N
Percent (%)
<1
121
60.2
1–5
61
30.35
6–10
9
4.48
11–20
4
1.99
21–30
3
1.49
31–40
1
0.49
>40
2
0.99