[1] MANCHESTER ROYAL INFIRM,DEPT GASTROENTEROL,MANCHESTER M13 9WL,LANCS,ENGLAND
[2] MANCHESTER ROYAL INFIRM,DEPT SURG,MANCHESTER M13 9WL,LANCS,ENGLAND
[3] MANCHESTER ROYAL EYE HOSP,DEPT OPHTHALMOL,MANCHESTER,ENGLAND
[4] UNIV MANCHESTER,SCH DENT,DEPT ORAL MED,MANCHESTER M13 9PL,LANCS,ENGLAND