by Hoffmann, Michael J., Knudson, Paul E., Barbara Silver-Thorn, M.
Published in IEEE transactions on biomedical engineering (01.12.2008)

by Zhongfei Zhang, Ruofei Zhang, Jian Yao, Guangbiao Pu, Knudson, P.E., Weinstock, R.S., Krol, A.
Published in IEEE engineering in medicine and biology magazine (01.05.2005)

by Zhang, Z., Knudson, P.E., Weinstock, R.S., Meyer, S.
Published in Proceedings 14th IEEE Symposium on Computer-Based Medical Systems. CBMS 2001 (2001)