From: Comparison of montage with conventional stereoscopic seven-field photographs for assessment of ETDRS diabetic retinopathy severity
Montage
10
14, 15, 20
35
43
47
53
≥ 60
Total
Stereoscopic 7F photographs
0
14, 15 and 20
2
4
6
8
1
11
13
7
9
50