TY - BOOK ED - World Health Organization. TI - Quality control methods for medicinal plant materials SN - 9241545100 PY - 1998/// CY - Geneva PB - World Health Organization KW - Plants, Medicinal KW - Medicine, Herbal KW - Quality control KW - Manuals UR - http://apps.who.int/iris/ UR - http://apps.who.int/iris/ UR - http://apps.who.int/iris/ ER -