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Great Britain.Department of Agriculture and Fisheries for Scotland.
Great Britain.Food Science Laboratory.Study on the occurence of pyrrolizide alkaloids in comfrey-containing products
Great Britain.Food Advisory Committee.Comfrey : statement
Great Britain.Food Safety Directorate.Withdrawal of comfrey tablets
Great Britain.Food Safety Directorate.Comfrey concerns
Edinburgh : Scottish Office Agriculture and Fisheries Dept.,
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[Letter to interested organisations, 26 March 1993].
Accompanied by: Maff Food Safety Directorate news release: Withdrawal of comfrey tablets (FSD 10/93); Statement by the COT on the safety-in-use of comfey; Comfrey: Statement by the Food Advisory Committee; Study on the occurrence of pyrrolizidine alkaloids in comfrey-containing products; Foodsense factsheet no. 14: Comfrey concerns.
Comfrey.