A 34-year-old woman was sexually assaulted while waiting in the accident and emergency department of the John Radcliffe Hospital.
A man approached her and touched her inappropriately on her groin at around 3am on Saturday.
Anyone with information can call police on 101 or Crimestoppers anonymously on 0800 555 111.
Comments: Our rules
We want our comments to be a lively and valuable part of our community - a place where readers can debate and engage with the most important local issues. The ability to comment on our stories is a privilege, not a right, however, and that privilege may be withdrawn if it is abused or misused.
Please report any comments that break our rules.
Read the rules hereComments are closed on this article