PSMA PET/CT in biochemical recurrence of prostate cancer with PSA levels ≤ 0.2 ng/mL: a German multicenter analysis of conventional PSMA tracers, including [68Ga]Ga-PSMA-11, [68Ga]Ga-PSMA I&T, and [18F]PSMA-1007 - Burgard, Caroline; Frei, Madita; Blickle, Arne; Hartrampf, Philipp E.; Hoffmann, Manuela A.; Schreckenberger, Mathias; Schmid, Hans-Peter; Unterrainer, Lena; Rogasch, Julian; Galler, Markus; Ezziddin, Samer; Rosar, Florian (European Journal of Nuclear Medicine & Molecular Imaging, 2025)