J. Menssen, W. Colier, J. Hopman, D. Liem and C. de Korte. "A method to calculate arterial and venous saturation from near infrared spectroscopy (NIRS)", 2009. Abstract/PDFDOIPMID
2005
Papers in international journals
J. Klaessens, J. Hopman, M. van Wijk, K. Djien Liem and J. Thijssen. "Assessment of local changes of cerebral perfusion and blood concentration by near infrared spectroscopy and ultrasound contrast densitometry", 2005. AbstractDOIPMID
J. Klaessens, J. Hopman, K. Liem, S. van Os and J. Thijssen. "Effects of skin on bias and reproducibility of near-infrared spectroscopy measurement of cerebral oxygenation changes in porcine brain", 2005. AbstractDOIPMID
2004
Papers in international journals
R. Kolkman, J. Klaessens, E. Hondebrink, J. Hopman, F. de Mul, W. Steenbergen, J. Thijssen and T. van Leeuwen. "Photoacoustic determination of blood vessel diameter", 2004. AbstractPMID
2003
Papers in international journals
J. Klaessens, R. Kolkman, J. Hopman, E. Hondebrink, K. Liem, W. Steenbergen, F. de Mul and J. Thijssen. "Monitoring cerebral perfusion using near-infrared spectroscopy and laser Doppler flowmetry", 2003. AbstractPMID
J. Klaessens, J. Thijssen, J. Hopman and K. Liem. "Experimental verification of conditions for near infrared spectroscopy (NIRS)", 2003. AbstractPMID
M. van Wijk, J. Klaessens, J. Hopman, K. Liem and J. Thijssen. "Assessment of local changes of cerebral perfusion and blood concentration by ultrasound harmonic B-mode contrast measurement in piglet", 2003. AbstractPMID