New quality standards for herbal products.
Chase
S L
SL
Spectrum Health, Grand Rapids, Mich., USA.
D004345:Drug Industry / Q000592:standards; D004348:Drug Labeling / Q000592:standards; D006801:Humans; D010602:Pharmacopoeias as Topic; D008517:Phytotherapy; D010946:Plants, Medicinal; D014481:United States