41.   The latest study demonstrated that such products, especially snuff, are associated with pre-cancerous lesions in the mouth lining known as leukoplakias.

42.   The latest study demonstrates for the first time a connection between falling sperm counts and when a man was born.

43.   The officials said that extensive study had demonstrated that low power signals can be broadcast in most places without significant interference to the larger broadcasters.

44.   Another CDC study presented Sunday demonstrates the importance of the new treatments for prolonging lives.

45.   ANY comparative study would demonstrate that Sri Lanka remains one of the most attractive investment destinations in the Asia-Pacific.

46.   Earlier studies using goldfish demonstrated that a swimming fish leaves a wake of disturbed water as it swims.

47.   In an interview, Marx said the study demonstrates that the thinning of the vaginal wall by progesterone increases the ability of the virus to cause infection in monkeys.

48.   Researchers said, however, the study does not demonstrate a direct cause and effect.

49.   She said the study demonstrates that science still cannot identify all of the genes in the virus that can cause illness.

50.   Studies demonstrate that exclusively breast-fed children suffer less from infectious disease, avoiding the need for scarce family resources to be spent on expensive medicines.