Segmentation of Echocardiographic Image Sequences Using Spatio-temporal Information. - Einar Brandt; Lars Wigström; Bengt Wranne (MICCAI, 1999)

Detection of the third heart sound using a tailored wavelet approach: Method verification. - Peter Hult; Tore Fjällbrant; Katrin Hildén; Ulf Dahlström; Bengt Wranne; Per Ask (Medical Biol. Eng. Comput., 2005)