by Haley, Andreana P, Forman, Daniel E, Poppas, Athena, Hoth, Karin F, Gunstad, John, Jefferson, Angela L, Paul, Robert H, Ler, Albert S.H, Sweet, Lawrence H, Cohen, Ronald A
Published in International journal of cardiology (01.10.2007)

by Tan, Can Ozan, Taylor, J. Andrew, Ler, Albert S. H., Cohen, Michael A.
Published in IEEE transactions on biomedical engineering (01.01.2009)