"Americans Gamble on Herbs as Medicine" New York Times, 1999, Feb. 9: F1
" Clinical and Biologic Activity of an Estrogenic Herbal Combination (PC-Spes) in Prostate Cancer" R. DiPaola, H. Zhang, G. Lambert, R. Meeker, E. Licitra, M. Rafi, B. Zhu, H. Spaulding, S. Goodin, M. Toledan, W. Hart, and M. Gallo. The New England Journal of Medicine, 339: 1998, 785-841
"Introduction: Physiological and Pharmacological effects of Camellia sinensis (tea): first international symposium" Preventive Medicine, 21: 1992, 329-330
"Scientists Say Herbs Need More Regulation" New York Times, 2000, , March 7: F1
"The Botanical Business for the Big Drug Firms, Market is Ripe for Expansion into Herbals", USA Today, 1998; Oct. 14