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Hagura, Nobuhiro; Barber, Harry; Haggard, Patrick «Food vibrations: Asian spice sets lips trembling». Proceedings of the Royal Society B: Biological Sciences, vol. 280, 1770, 07-11-2013, pàg. 20131680. DOI: 10.1098/rspb.2013.1680. PMC: 3779329. PMID: 24026819.