Combined repository of clinical trial samples for 'future use'. Will include samples from clinical trials co-ordinated by the Liverpool Cancer Trials Unit and from studies with Liverpool Principal Investigators. We provide access to collection of samples and data across the following diseases: • Carcinoma in situ of breast • Malignant lymphoma (disorder) • Malignant melanoma of eye (disorder) • Malignant tumour of oral cavity (disorder) • Malignant tumour of urinary bladder (disorder) • Malignant tumour of breast • Malignant tumour of pancreas • Osteoradionecrosis (disorder)