R20: As a rule, tissue banking should be considered as an option in every clinical trial. |
R21: The need for biomarker application and the possibility of using trials for biomarker validation should be taken into account in the statistical and logistical design of the trial. |
R22: Pathologists should be involved in trial design. |
R23: There should be a comprehensive registry in the tissue bank (ideally coupled to an institutional clinical trial registry system) of the tissue samples collected in the context of clinical trials. |