BACKGROUND:Traumatic brain injury (TBI) is a significant global public health problem. but has received minimal attention from researchers and policy-makers in low- and middle-income countries (LMICs). Epidemiological evidence of TBI morbidity and mortality is absent at the national level for most LMICs. including China. https://www.allfixelectricales.shop/product-category/universal-oven-knob/