Firstly, that doesn't make him an anti vaxxer, he was using his right to choose what he wanted to do, unfortunately it didn't pay off for him, but that was his choice.
Secondly, I've given palliative care many times, and I'm sorry, but I don't believe for one minute that his last words were "I wish I had".
Thats sensationalism at it's best, and it completely out of order for that to be quoted. Not one person here could ever say that them, or their loved ones would be thinking to utter those words before being put into an induced coma