41.   Numerous studies have shown a link between smoking and lung cancer.

42.   Other links between business and local government were more informal.

43.   Police have so far failed to establish a link between the two murders.

44.   Really sophisticated users May like to invest in the ultimate communications link between the two systems, a local area network.

45.   Rebels bombed the Beira railroad, a vital link between the capital and the port.

46.   Scholars have found, for instance, surprising links between Taylor and a number of literary figures.

47.   She was the first to see the link between poverty and poor health.

48.   Shift work added to the tenuous links between incomer men and their Shetlander neighbours.

49.   Sir Austin Bradford Hill led one of the first research teams to establish a link between smoking and lung cancer.