国家自然科学基金81771393;北京市科学技术委员会资助项目Z171100001017125;北京大学医学-信息科学交叉学科种子基金BMU20160586National Natural Science Foundation of China81771393;Beijing Municipal Science & Technology CommissionZ171100001017125;Peking University Seed for Medicine-Information Interdisciplinary Research ProjectBMU20160586