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Magin P, Pond D, Smith W, Watson A (). „A systematic review of the evidence for 'myths and misconceptions' in acne management: diet, face-washing and sunlight”. Fam Pract. 22 (1): 62–70. doi:10.1093/fampra/cmh715. PMID15644386.Mentenanță CS1: Nume multiple: lista autorilor (link)
Smit HJ, Gaffan EA, Rogers PJ (). „Methylxanthines are the psycho-pharmacologically active constituents of chocolate”. Psychopharmacology. 176 (3-4): 412–9. doi:10.1007/s00213-004-1898-3. PMID15549276.Mentenanță CS1: Nume multiple: lista autorilor (link)
di Tomaso E, Beltramo M, Piomelli D (). „Brain cannabinoids in chocolate”. Nature. 382 (6593): 677–8. doi:10.1038/382677a0. ISSN0028-0836. PMID8751435.Mentenanță CS1: Nume multiple: lista autorilor (link)
Magin P, Pond D, Smith W, Watson A (). „A systematic review of the evidence for 'myths and misconceptions' in acne management: diet, face-washing and sunlight”. Fam Pract. 22 (1): 62–70. doi:10.1093/fampra/cmh715. PMID15644386.Mentenanță CS1: Nume multiple: lista autorilor (link)
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Smit HJ, Gaffan EA, Rogers PJ (). „Methylxanthines are the psycho-pharmacologically active constituents of chocolate”. Psychopharmacology. 176 (3-4): 412–9. doi:10.1007/s00213-004-1898-3. PMID15549276.Mentenanță CS1: Nume multiple: lista autorilor (link)
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Karrie Heneman si Sheri Zidenberg-Cherr, "Is Lead Toxicity Still a Risk to U.S. Children?", California Agriculture, Volumul 60, Numărul 4/2006. [1]Arhivat în , la Wayback Machine. (accesat la 15 februarie2007)
di Tomaso E, Beltramo M, Piomelli D (). „Brain cannabinoids in chocolate”. Nature. 382 (6593): 677–8. doi:10.1038/382677a0. ISSN0028-0836. PMID8751435.Mentenanță CS1: Nume multiple: lista autorilor (link)