Agency for Healthcare Research and Quality (AHRQ):
Report on effects of herb on liver disease and cirrhosis, including clinical adverse effects.
Prairie Medicinal and Aromatic Plants Conference
Milk Thistle actions, indications, and uses from the Agriculture, Food, and Rural Development branch of the Alberta Government Home Pages.
Skye Herbals - Milk Thistle
Milk Thistle actions, indications, and uses with clinical studies and discussion forum.