... 9) Paul Posadzki, Leala K Watson, and Edzard Ernst Adverse effects of herbal medicines: an overview of systematic reviews Clin Med February 2013 13:7-12; doi:10.7861/clinmedicine.13-1-7
... 9) Paul Posadzki, Leala K Watson, and Edzard Ernst Adverse effects of herbal medicines: an overview of systematic reviews Clin Med February 2013 13:7-12; doi:10.7861/clinmedicine.13-1-7