FOLH1 and posterior cortical atrophy: However, besides the fact that the few papers already published on PCa staging and using both 68Ga-PSMA and 68Ga-RM2 PET radiotracers included a number of patients even lower than the one presented in the present paper [15], we consider that these preliminary data are interesting to underlie the potential complementary and synergic role of the two different PET radiotracers together with mp-MRI.