1. Herbal roulette. Consumer Reports. Nov 1995:698–705.
2. Pre-anesthetic assessment of a patient taking herbal medicines (Part I);Sabar;Anesthesiology News Feb,2000
3. Pre-anesthetic assessment of a patient taking herbal medicines (Part II);Sabar;Anesthesiology News March,2000
4. Herbal medicine;Leak;Curr Rev Pain,1999
5. Trends in alternative medicine use in the United States, 1990–1997;Eisenberg;JAMA,1998