Callender, Thomas;    Payne, Katherine;    Pashayan, Nora;    Mackie, Anne;      (2025)    Screening for multiple cancers: evaluation must go beyond aggregate measures.                   The BMJ , 388     , Article e081098.  10.1136/bmj-2024-081098 <https://doi.org/10.1136/bmj-2024-081098>.       Green open access