Herbal Companion to AHFS DI2001 Author:American Society of Health-System Pharma, American Society of Health-System Pharmacists Annual of current data compiled through a six-step methodology, including: data collection from more than 3,000 industry-standard sources, scientifically sound research and peer review by recognized medical professions, and checking and cross-checking by senior editors. Provides evidence-based monographs of herbal ingredients and nutritional sup... more »plements. Softcover.« less