“A Dual-time-point 18F-FDG PET/CT Imaging Unveiled Occult Hepatic Metastasis of Breast Cancer with Neuroendocrine Differentiation: A Case Report”, Swiss J Rad Nucl Med, vol. 32, no. 2, pp. 1–8, Jul. 2026, doi: 10.59667/sjoranm.v32i2.14.