HMDB: the Human Metabolome Database. - David S. Wishart; Dan Tzur; Craig Knox; Roman Eisner; Anchi Guo; Nelson Young; Dean Cheng; Kevin Jewell; David Arndt; Summit Sawhney; Chris Fung; Lisa Nikolai; et al. (Nucleic Acids Res., 2007)

HMDB: a knowledgebase for the human metabolome. - David S. Wishart; Craig Knox; Anchi Guo; Roman Eisner; Nelson Young; Bijaya Gautam; David D. Hau; Nick Psychogios; Edison Dong; Souhaila Bouatra; Rupasri Mandal; Igor Sinelnikov; et al. (Nucleic Acids Res., 2009)