ESTHER
Epidemiological study on potentials for prevention, early detection and optimized treatment of chronic diseases in the elderly population (ESTHER)
ESTHER is an epidemiological cohort study that has been conducted jointly by the German Cancer Research Center in Heidelberg (DKFZ) and the Saarland Cancer Registry for more than 20 years. In addition to this population-based part, the study also includes a clinical part (ESTHER II), which focuses on newly diagnosed cancers in hospitals and oncology practices.