31.   Asthma attacks, viral infections, mysteriously fractured ribs, a controversial disqualification and, most traumatically, a positive drug test.

32.   Asthma is known to be exacerbated by viral infections.

33.   At the same time, health workers were discovering an alphabet soup of strains of hepatitis, a viral infection linked to blood products.

34.   Bacterial infections earlier in pregnancy have not been linked with cerebral palsy, Volpe added, although some viral infections have.

35.   Baseball does have an interview room and occasionally players are brought there, allowing the media on Saturday to grill Kevin Brown about his viral infection.

36.   Because any viral infection in donated blood potentially could get into the plasma-manufacturing pipeline, protecting the purity of this clear liquid is a global priority.

37.   Because the months of highest risk correspond to the flu season, scientists suspect that a viral infection during pregnancy may affect the development of a fetus.

38.   Because they suspected she had a viral infection, doctors did not prescribe antibiotics until Saturday when all four cultures of her blood grew microbes that resembled Bacillus anthracis.

39.   Besides being susceptible to flu, pneumonia and a host of other viral infections, the elderly also face an additional challenge with the weather.

40.   Bradley was knocked out of two games with tonsillitis and a viral infection.