William M. Spees

In vivo 5‐fluorouracil and fluoronucleotide T1 relaxation time measurements using the variable nutation angle method

J. Koutcher, K. Zakian, V. Ponomarev, 2004, Magnetic resonance in medicine.

The NMR chemical shift pH measurement revisited: Analysis of error and modeling of a pH dependent reference

J. Ackerman, J. Evelhoch, W. Spees, 1996, Magnetic resonance in medicine.