Rational Therapeutics, Inc.
Oncotech, Inc.
Impath, Inc.
Bath Cancer Research (Bath, England)
Anticancer Inc
Human Tumor Cloning Laboratory, U of Arizona Note: web check 8/4/2002 shows site no longer activ e
Carl-von-Hess Hospital (Hammelburg, Germany, click on "Oncology")
Precision Therapeutics, Inc
NuOncology Labs, Inc.

(Weisenthal Cancer Group does not maintain a website for patient communications relating to its clinical services, but information concerning these clinical services is available by calling 714-894-0011 after 9 AM Pacific Time).