1.   Another letter came amid a surge in public fear about mad cow disease after the government said potentially infected meat had made it to supermarket shelves before being withdrawn.

2.   Consumers have deserted beef in droves since it was discovered that potentially-infected meat made it onto supermarket shelves last month before being hastily withdrawn.

3.   Fears about mad cow disease surged in France after an announcement last month that potentially infected meat had made it to supermarket shelves before being withdrawn.

4.   French consumers have deserted beef in droves since it was discovered that potentially infected meat made it onto supermarket shelves last month.

5.   He attributed the drop partly to fears that infected meat is making its way to supermarkets.

6.   Last month, it was discovered that potentially infected meat made it onto supermarket shelves.

7.   Public fears about the dangers of eating beef reached panic levels in France last month when it was discovered that potentially infected meat had made it to supermarket shelves.

8.   Public concern has heightened since it was revealed last month that potentially infected meat had made it to supermarket shelves before being hastily withdrawn.