Grigorios Karangelis Evelyn Firle Nikolaos Zamboglou Georgios Sakas Ulrich Borman Fast Smoothing of Superficial Respiratory Artifacts on Medical Surfaces. 344-349 2003 conf/iv/2003 IV https://doi.org/10.1109/IV.2003.1218009 https://doi.ieeecomputersociety.org/10.1109/IV.2003.1218009 db/conf/iv/iv2003.html#KarangelisFZSB03