1. Nephropathy caused by Chinese herbs in the UK;Lord;Lancet,1999
2. Aristolochic acid. Warnings on more products containing aristolochic acid;Anonymous;WHO Pharm Newslett,2002
3. Aristolochia. More products cancelled;Anonymous;WHO Pharm Newslett,2002
4. Traditional medicines. Several Chinese medicines withdrawn due to presence of prescription and pharmacy-only components;Anonymous;WHO Pharm Newslett,2003
5. Aristolochic acid. To be replaced by Stephania tetrandra and Inula helenium;Anonymou;WHO Pharm Newslett,2004