Erratum to: Hippocampal avoidance whole-brain radiotherapy without memantine in preserving neurocognitive function for brain metastases: a phase II blinded randomized trial

In the originally published version of this manuscript, the affiliation ‘Graduate Institute of Oncology (W-C.Y., J.C-H.C., S-H.K., F-M.H.) and Cancer Research Center (W-C.Y., J.C-H.C., S-H.K., F-M.H.)’ was incomplete. It has now been updated as follows: ‘Graduate Institute of Oncology (W-C.Y., J.C-H.C., S-H.K., F-M.H.) and Cancer Research Center (W-C.Y., J.C-H.C., S-H.K., F-M.H.), National Taiwan University College of Medicine, Taipei, Taiwan’. In addition, in Table 1, item Primary cancer of the HA-WBRT group, the number of “Others: 3.0% (33)”, has been corrected to “Others: 3.0% (1)”.