Xiaolan Zhang Yu Fang 0003 Dongbo Liu Weibo Wang 0005 Haibin Wang Optimization of heart sound feature combination for HCM analysis based on BPSO. 2316-2619 2019 SSCI https://doi.org/10.1109/SSCI44817.2019.9003042 conf/ssci/2019 db/conf/ssci/ssci2019.html#ZhangFLWW19