101.   But at the U.S. Centers for Disease Control and Prevention, the division that monitors emerging infectious diseases has not been asleep to the perils of space tourism.

102.   But it is requesting changes that would reduce the required number of credits in continuing medical education and make it easier for infectious disease specialists to qualify.

103.   But responding to infectious disease threats will require global cooperation.

104.   But most infectious disease experts overwhelmingly recommend Varivax despite its potential side effects and the few remaining questions.

105.   But some chiropractors also maintain, without scientific proof, that spinal manipulation remedies a host of other ills, including asthma, infectious diseases and diabetes.

106.   But the disease centers had consulted a large number of infectious disease experts before issuing the recommendations, Gerberding said.

107.   But the epidemiological study of infectious diseases like West Nile suggests that this fear is overblown.

108.   But the infectious diseases consult did not want to commit Olga to a six-month course of four potent antituberculosis drugs without more data.

109.   But, reasonable as that idea might sound, experts on infectious diseases say it may not be wise because there is not enough vaccine to go around.

110.   Chiron makes a range of products to treat cancer and infectious diseases.