P. Frank Ross

A Sensitive Bioassay for Detection of Dietary Estrogens in Animal Feeds

G. Rottinghaus, W. Welshons, D. Nonneman, 1990, Journal of veterinary diagnostic investigation : official publication of the American Association of Veterinary Laboratory Diagnosticians, Inc.

An HPLC Method for the Detection of Ergot in Ground and Pelleted Feeds

G. Rottinghaus, N. Hill, P. F. Ross, 1993, Journal of veterinary diagnostic investigation : official publication of the American Association of Veterinary Laboratory Diagnosticians, Inc.