1. Royal United Hospital, Bath BA1 3NG, UK
2. Musgrove Park Hospital, Taunton TA1 5DA, UK
3. Eastbourne District General Hospital, Eastbourne BN21 2UD, UK
4. Bristol Royal Hospital for Children, Upper Maudlin Street, Bristol BS2 8BJ, UK
5. Cheltenham General Hospital, Cheltenham GL53 7AN, UK