Women are monitored for the development of hiv infection

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Reference no: EM13289240

Scientist at the national institute of health are collaborating with the government of Thailand to test the effectiveness of a new vaccine in preventing HIV amongst prostitutes. Half the women receive the experimental vaccine and half receive and injection of salt water. And the women are monitored for the development of HIV infection. What kind of epidemiological study is this?

Reference no: EM13289240

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