Não informado. (2009). Proceedings of the Central Society for Clinical Research. Central Society for Clinical Research.
Chicago-referens (17:e uppl.)Não informado. Proceedings of the Central Society for Clinical Research. Chicago, Ill: Central Society for Clinical Research, 2009.
MLA-referens (8:e uppl.)Não informado. Proceedings of the Central Society for Clinical Research. Central Society for Clinical Research, 2009.
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