The last two sentences in the Results section in the original publication were all but omitted during typesetting and should read as shown below. Furthermore, the Supplementary Information posted on the article webpage should include the two Supplementary figures mentioned in the article. The original article has been corrected.

“As depicted in Supp. Fig. 2, there was no linear or monotonic association between either mean TGI or animal MSR and any clinical efficacy metric. We also did not see any improvement in correlation upon limiting our analysis to the mean TGI from a) orthotopic models or b) excluding U87 (and derivative) models (not shown).”