医疗信息化板块12月17日涨1.18%，卫宁健康领涨，主力资金净流出2.21亿元

Core Viewpoint - The medical information technology sector experienced a rise of 1.18% on December 17, with Weining Health leading the gains [1] Group 1: Market Performance - The Shanghai Composite Index closed at 3870.28, up by 1.19% [1] - The Shenzhen Component Index closed at 13224.51, increasing by 2.4% [1] Group 2: Capital Flow - The medical information technology sector saw a net outflow of 221 million yuan from institutional investors and a net outflow of 204 million yuan from retail investors, while individual investors contributed a net inflow of 425 million yuan [1]