Cholecystokinin-2 receptor targeting by [68Ga]Ga-DOTA-MGS5 PET/CT in a patient with extensive disease small cell lung cancer. - Di Santo G; Santo G; Martinovic V; Wolf D; Pircher A; Sviridenko A; Löffler-Ragg J; von Guggenberg E; Virgolini I (European journal of nuclear medicine and molecular imaging, 2024)