P. Littman

发表

A. Bleyer, H. Sather, J. Lukens, 1984, International journal of radiation oncology, biology, physics.

H. Sather, J. Rosenstock, G. Gale, 1984, International journal of radiation oncology, biology, physics.

H. Sather, J. Lukens, S. Siegel, 1983, Journal of clinical oncology : official journal of the American Society of Clinical Oncology.

W. Curran, L. Rorke, R. Packer, 1990, International journal of radiation oncology, biology, physics.

R. Grossman, L. Rorke, R. Packer, 2004, Child's Nervous System.