Não informado. (1967). Medical Care Review. University of Michigan, School of Public Health.
Lua i Stíl Chicago (17ú heag.)Não informado. Medical Care Review. Ann Arbor, Mich: University of Michigan, School of Public Health, 1967.
Lua MLA (8ú heag.)Não informado. Medical Care Review. University of Michigan, School of Public Health, 1967.
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