Iuvone, P. ., Bernard, M. ., Alonso-Gomez, A. ., Greve, P. ., Cassone, V. ., & Klein, D. . (1969). Cellular and molecular regulation of serotonin N-acetyltransferase activity in chicken retinal photoreceptors. Biological Signals, 6(4-6), 217-24. https://doi.org/10.1159/000109131 (Original work published 1969)