Statistics from Altmetric.com
If you wish to reuse any or all of this article please use the link below which will take you to the Copyright Clearance Center’s RightsLink service. You will be able to get a quick price and instant permission to reuse the content in many different ways.
A 69-year-old man presented with sudden onset of painless haematochezia. He had a 10-year history of angina pectoris and atrial fibrillation and had been treated with warfarin …
Robin Spiller, editor
Competing interests: None.
Patient consent: Obtained.