31.   He trained at Brook Army Medical Center in San Antonio and researched tropical parasitic diseases in the Brazilian interior for the Harvard School of Public Health.

32.   Hechter-Schulz is a microbial pathologist who fought tropical diseases.

33.   His salty account is rife with pirates, intrigue, Indian rituals, tropical diseases, battles and various forms of madness.

34.   In the medical community, Warren was an expert on schistosomiasis, an often-lethal worm-borne tropical disease that afflicts millions in Third World nations.

35.   Increased travel between the United States and Mexico has led to an increase in dengue fever, a rare tropical disease.

36.   It covers everything from food-related illnesses to skin infections to motion sickness, and contains charts on tropical diseases and data on immunizations.

37.   It is best known for its research on tropical diseases, infectious diseases and neuroscience.

38.   She battled tropical diseases and comforted the wounded, dragging them from their beds to ditches when the base came under attack.

39.   She immediately ordered treatment with ribavirin, which Yale had on hand because of its specialized work in tropical diseases.

40.   Some medical historians have suggested that he picked up a tropical disease during his epic voyage aboard the Beagle.