World Health Organization <br/><br/>
WHO guidelines on safety monitoring of herbal medicines in pharmacovigilance systems / 
World Health Organization. 
 - Geneva :  World Health Organization,  2004. 
 - vii, 50, 18 p. ;  28 cm. 
<br/><br/>Includes bibliographical references 
<br/><br/><label>ISBN: </label>92-4-159221-4 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Plants, Medicinal--adverse effects<br/>Drug monitoring--Standards<br/>Adverse drug reaction reporting systems--Standards<br/>Product surveillance, Postmarking--Standards<br/>Guidelines