1. Gould, V. E., Lee, I., Wiedenmann, B., Moll, R., Chejfec, G., & Franke, W. W. (1986). Synaptophysin: A novel marker for neurons, certain neuroendocrine cells, and their neoplasms. Human Pathology, 17(10), 979–983.
2. Komminoth, P., Roth, J., Schröder, S., Saremaslani, P., & Heitz, P. U. (1995). Overlapping expression of immunohistochemical markers and synaptophysin mRNA in pheochromocytomas and adrenocortical carcinomas. Implications for the differential diagnosis of adrenal gland tumors. Laboratory Investigation; A Journal of Technical Methods and Pathology, 72(4), 424–431.
3. Lloyd, R. V. (2003). Practical markers used in the diagnosis of neuroendocrine tumors. Endocrine Pathology, 14, 293–301.
4. Piehl, M. R., Gould, V. E., Warren, W. H., Lee, I., Radosevich, J. A., Ma, Y., & Rosen, S. T. (1988). Immunohistochemical identification of exocrine and neuroendocrine subsets of large cell lung carcinomas. Pathology-Research and Practice, 183(6), 675–682.
5. Plöckinger, U., Rindi, G., Arnold, R., Eriksson, B., Krenning, E. P., De Herder, W. W., et al. (2004). Guidelines for the diagnosis and treatment of neuroendocrine gastrointestinal tumours. Neuroendocrinology, 80(6), 394–424.