By November the pain was so bad it felt like a knife was stabbing him in the stomach.

FORBES: Magazine Article

Mr Araya says Neruda called him from hospital, and told him he was feeling sick after having been given an injection in the stomach.

BBC: Chile poet Pablo Neruda's remains to be tested in US

Unless Klitschko reschedules the Chisora fight for a third time - which seems unlikely - that issue appears to have been overcome, giving him plenty of time to get in shape for a huge showdown with long-time rival Haye providing the stomach injury heals.

BBC: Wladimir Klitschko and Dereck Chisora