Não informado. (2003). Current Opinion in Gastroenterology. Gower Academic Journals.
Cita Chicago Style (17a ed.)Não informado. Current Opinion in Gastroenterology. New York: Gower Academic Journals, 2003.
Cita MLA (8a ed.)Não informado. Current Opinion in Gastroenterology. Gower Academic Journals, 2003.
Precaución: Estas citas no son 100% exactas.