江苏省连云港市科技局资助项目SH1619;江苏省连云港市卫生和计划生育委员会资助项目201516;江苏省连云港市第二人民医院中青年医学人才成长基金项目TQ201708;Project Supported by Science and Technology Bureau of Lianyungang City, Jiangsu ProvinceSH619;Project Supported by Health and Family Planning Commission of Lianyungang City, Jiangsu Province201516;Fund for the Growth of Young and Middle-aged Medical Talents of the Second People's Hospital of Lianyungang City, Jiangsu ProvinceTQ201708