Increasing numbers of patients are paying for private "top-up" treatments alongside NHS care, meaning the health service is no longer free, leading doctors are warning. While politicians often claim care is free at the point of delivery "this mantra is now a political mirage," their report says. The group has written to Health Secretary Patricia Hewitt, the opposition parties and the Royal Colleges, asking for a debate on the future of healthcare funding. The study, published by the group Doctors for Reform, was written by three doctors, including Karol Sikora, professor of cancer medicine at Imperial College School of Medicine....