X. D. Li, J. P. Culver, T. Durduran, B. Chance, A. G. Yodh, and D. N. Pattanayak, "Diffraction tomography with diffuse photon density waves: Clinical studies and background subtraction,"
in Biomedical Optical Spectroscopy and Diagnostics / Therapeutic Laser Applications, E. Sevick-Muraca and J. Izatt, eds.,
Vol. 22 of OSA Trends in Optics and Photonics
(Optical Society of America, 1998), paper JTuA3.