圖片 (IMAGE) Hong Kong University of Science and Technology Caption 該圖顯示,通過優先為弱勢社群(包括老年人、低收入群體、基本工人和少數族裔群體)提供疫苗,可以同時提高社會效用和公平性。 Credit 香港科技大學、芝加哥大學、清華大學 Usage Restrictions N.A. License Original content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.