TY - GEN ED - World Health Organization. TI - WHO guidelines on safety monitoring of herbal medicines in pharmacovigilance systems SN - 9241592214 U1 - 615.1 PY - 2004/// CY - Geneva PB - World Health Organization KW - Materia medica, Vegetable KW - Safety measures KW - Medicinal plants N1 - Includes bibliographical references ER -