ERBB2 and ovarian cancer: The radionuclide fluorine-18 (18F), gallium-68 (68Ga), copper-64 (64Cu), rhenium-186/188 (186/188Re), and other labeled HER2 affibodies have been used in preclinical research on ovarian cancer, showing good prospects for clinical application (54, 67, 68, 78, 92–97).