Tilendra Choudhary L. N. Sharma Manas Kamal Bhuyan Suppression of Artifacts from Seismocardiogram Signal using Two-Stage Kalman Filtering Model. 417-421 2018 SPCOM https://doi.org/10.1109/SPCOM.2018.8724412 conf/spcom/2018 db/conf/spcom/spcom2018.html#ChoudharySB18