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Jull, Andrew B; Ni Mhurchu, Cliona; Bennett, Derrick A; Dunshea-Mooij, Christel AE; Rodgers, Anthony (2008). «Chitosan for overweight or obesity». En Jull, Andrew B, ed. Cochrane Database of Systematic Reviews (3): CD003892. PMID18646097. doi:10.1002/14651858.CD003892.pub3.