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Clara Louise Maass died as she had lived — for others. Nurse Clara Louise Maass gave up her life in 1901 in a scientific endeavor to prove that mosquitoes are vectors of yellow fever. Few realize that her death was also a turning point in favor of the US expansion in Cuba, the Caribbean, andContinueContinue reading “Clara Louise Maass: Heroic Nurse Who Gave Her Life for Yellow Fever Research”