1.   Rachel dies of a mysterious illness before the couple can Marry.

2.   A mysterious illness has been spreading through the city.

3.   However, on arrival, a mysterious illness had debilitated Darcus Bowden.

4.   A benevolent ruler is felled by a mysterious illness and is widely rumored to be mad -- then returns to power months later none the worse for wear.

5.   Dr. Mohamed Karmali, who is the head of microbiology at the Hospital for Sick Children in Toronto, had been tormented over a mysterious illness.

6.   In fact, health officials thought they had scored a coup when they diagnosed the mysterious illness as the St. Louis virus.

7.   It was at that age that Goya nearly died from a mysterious illness that left him permanently deaf and prone to excruciating headaches.

8.   KANSAS CITY, Mo. -- A mysterious illness is stalking Kyle Baker.

9.   Part of what was happening reflected human nature, a reflexive fear of mysterious illness that occurs anywhere.

10.   Prior work on the immune system and viral causes of cancer provided invaluable insights into the mysterious new illness.