Their research shows a 'link' between high cholesterol and an increased risk of heart attacks. [=shows that high cholesterol causes an increased risk of heart attacks]
Your raise 'is linked to' your job performance. [=your raise is related to your job performance; the size of your raise is related to how well you do your job]
The elderly couple 'linked arms' [=kept their bent arms hooked together at the elbow] as they walked down the street.
(..) So many of the events described in your report defy belief. Antarctica is a long way from Dallas. I can't give the Attorney General a report that alleges the links you've made here. Bees and corn crops don't come under domestic terrorism. No, they don't. Your report doesn't show (..)1998 The X Files