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Which of the following best describes the first efforts at improving community health?

landswithrow

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Which of the following best describes the first efforts at improving community health?

Which of the following best describes the first efforts at improving community health?

a. Environmental planning of water and sewer systems
b. Mass community immunizations
c. Passing laws requiring quarantine of infected persons
d. Segregation of ships from harbors until the harbormaster checked the sailors

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ksullivan042197

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