Imprimitive groups highly transitive on blocks

We classify imprimitive groups acting highly transitively on blocks and satisfying conditions common in geometry. They can be realized as suitable subgroups of twisted wreath products.

A commentary: To screen for calf DVT or not to screen? The highly variable practice among italian centers highlights this important and still unresolved clinical opinion. Results from the italian MASTER registry

The MASTER registry on venous thromboembolism: description of the study cohort.