Forty years after its birth, the National Health Service is in the grip of continued crisis. Can it be resourced by more money and better management, or is its disease so serious that the only remedy is dismemberment and a vastly boosted private sector? At St Bartholomew's Hospital in London and in the health district of Gloucestershire reporter David Lomax talks to managers, health economists, doctors and patients, and at Westminster asks what Government and Opposition would prescribe as NHS medicine.