Nonlaboratory-based risk assessment model for coronary heart disease screening: Model development and validation. - Liying Zhang; Miaomiao Niu; Haiyang Zhang; Yikang Wang; Haiqing Zhang; Zhenxing Mao; Xiaomin Zhang; Meian He; Tangchun Wu; Zhenfei Wang; Chongjian Wang (Int. J. Medical Informatics, 2022)