[1] UNIV LONDON KINGS COLL HOSP, LIVER UNIT, DENMARK HILL, LONDON SE5 9RS, ENGLAND
[2] UNIV LONDON KINGS COLL HOSP, SCH MED & DENT, LONDON SE5 9RS, ENGLAND
[3] MAUDSLEY HOSP & INST PSYCHIAT, DEPT NEUROSURG, LONDON SE5 8AZ, ENGLAND
[4] NEW CROSS HOSP, POISONS UNIT, LONDON SE14 5ER, ENGLAND