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Hoffmann, Joscelyn N.; Montag, Anthony G.; Dominy, Nathaniel J. (November 2004). «Meissner corpuscles and somatosensory acuity: the prehensile appendages of primates and elephants.». The Anatomical Record Part A: Discoveries in Molecular, Cellular, and Evolutionary Biology281 (1): 1138–47. doi:10.1002/ar.a.20119. PMID15470674.