Perry, SF; Capaldo, A (Nov 16, 2011). "The autonomic nervous system and chromaffin tissue: neuroendocrine regulation of catecholamine secretion in non-mammalian vertebrates". Autonomic Neuroscience: Basic and Clinical. 165 (1): 54–66. doi:10.1016/j.autneu.2010.04.006. PMID20547474. S2CID42402600.
Perry, SF; Capaldo, A (Nov 16, 2011). "The autonomic nervous system and chromaffin tissue: neuroendocrine regulation of catecholamine secretion in non-mammalian vertebrates". Autonomic Neuroscience: Basic and Clinical. 165 (1): 54–66. doi:10.1016/j.autneu.2010.04.006. PMID20547474. S2CID42402600.
Perry, SF; Capaldo, A (Nov 16, 2011). "The autonomic nervous system and chromaffin tissue: neuroendocrine regulation of catecholamine secretion in non-mammalian vertebrates". Autonomic Neuroscience: Basic and Clinical. 165 (1): 54–66. doi:10.1016/j.autneu.2010.04.006. PMID20547474. S2CID42402600.