Before revision:  We tested our model on an internal test set of 4,932 cases  and achieved a top-1 accuracy of 0.84, a top-3 accuracy of 0.94 and our external test set of 662 cases from 202 different hospitals  achieved a top-1 and top-3 accuracy of 0.79 and 0.93 respectively.
After revision:  We tested our model on an internal test set of 4,932 cases with known primaries and achieved a top-1 accuracy of 0.84, a top-3 accuracy of 0.94 and our external test set of 662 cases from 202 different hospitals achieved a top-1 and top-3 accuracy of 0.79 and 0.93 respectively.