Interferon Alfa or No Further Therapy Following Surgery in Treating Patients With Stage II, Stage III, or Recurrent Melanoma

Royal Free Hospital, Hampstead, London

St. James's Hospital, Leeds

University Hospitals of Leicester, Leicester

Guy's, King's and St. Thomas' Hospitals Trust, London

Royal Marsden NHS Trust, London

Christie Hospital N.H.S. Trust, Manchester

Clatterbridge Centre for Oncology NHS Trust, Merseyside

Weston Park Hospital, Sheffield

Aberdeen Royal Infirmary, Aberdeen

Selly Oak Hospital, Birmingham

Royal Bournemouth Hospital, Bournemouth

Queen Elizabeth Hospital, Kings Lynn

Salisbury District Hospital, Salisbury

Southend Hospital, Southend-on-Sea