The three most important parts of the article that will be the reason Recaf makes it to market.

'If what we're doing stops working, then we'll look for another treatment. We'll never give up doing everything in the world to help our little boy.'

But experts are sceptical that the alternative therapies have had much effect. They say cancers often go into remission for unexplained reasons – and can come back.

Connah's GP Dr Eamon Jessop said: 'The thing with this cancer is that it can suddenly flare up again and when it comes back, it can come back rapidly.