Carroll, Reed, and Lazear assist in Cuba's progress as a nation by finding the treatment of the country's epidemic: the Yellow Fever, through a series of experiments in the <span>U.S. Army Hospital, Havana Cuba in 1900.
I hope my answer has come to your help. Thank you for posting your question here in Brainly. We hope to answer more of your questions and inquiries soon. Have a nice day ahead!
</span>
It caused them to be slaves
They didn’t have insurance
