Came across these papers while looking for US injury forecasts.

Haimanot Gebrehiwot Moges and Solomon Meseret Woldeyohannes. 2014. “Trends and Projections of Vehicle Crash Related Fatalities and Injuries in Northwest Gondar, Ethiopia: A Time Series Analysis.”International Journal of Environmental Health Engineering 3 (1): 30. doi:10.4103/2277-9183.139752.

Aichun Tan, Danping Tian, Yuanxiu Huang, Lin Gao, Xin Deng, Li Li, Qiong He, Tianmu Chen, Guoqing Hu, and Jing Wu. 2014. “[Forecast the trend of burden from fatal road traffic injuries between 2015 and 2030 in China].” Zhonghua Liu Xing Bing Xue Za Zhi = Zhonghua Liuxingbingxue Zazhi 35 (5): 547–51.http://www.ncbi.nlm.nih.gov/pubmed/25059365.