The Impact of Socioeconomic Factors on Health
Number of words: 3,114 In the spring of 1894, Waldemar Haffkine travelled to Calcutta in the Indian province of Bengal in search of cholera. Spring was cholera season in the city, and Haffkine was hopeful. He had arrived in India the previous March armed with what he believed was a vaccine for the disease, but … Read more