国家自然科学基金81202154、81372938;黑龙江省普通高校病因流行病学重点实验室评估优秀奖励基金2007400200007;黑龙江省科研院所课题2013、2014;National Natural Science Foundation of China81202154,81372938;Evaluation of Excellent Reward Fund for the Key Laboratory of Etiology and Epidemiology of Universities in Heilongjiang Province2007400200007;Research Institute Fund of Heilongjiang Province2013,2014