21.   However, the statistical association between vasectomy and prostate cancer was weak, and other studies did not show a link at all.

22.   If a link to Dhina, the director of the Algerian Islamic League, can be shown, the possibility of a terrorist conspiracy would be heightened.

23.   If that research again shows links between employee incentives and success, Menlow said, investors will be pleased.

24.   Instead, he was looking at whether the evidence clearly showed a link between the implants and the disease, which is the crux of his ruling.

25.   Indeed, some studies have shown no link at all.

26.   It has frequently cited scientific studies that it says show no link between exposure to the chemicals and cancer in humans.

27.   Other studies show a link with autoimmune disorders, Dr. Pennington said.

28.   Recent studies have shown a link between the ingredient and cancer in animals.

29.   Recent studies have shown a link between hardening of the arteries in female animals and inhibited sexual arousal.

30.   Research showing the link between impotence and smoking is not new.