TY - GEN AU - Valadka,Alex B AU - Maas,Andrew I R AU - Servadei,Franco TI - Introduction. Traumatic brain injury SN - 1092-0684 PY - 2020///0922 KW - Brain Injuries, Traumatic KW - epidemiology KW - Humans N1 - Publication Type: Journal Article UR - https://doi.org/10.3171/2019.8.FOCUS19688 ER -