But the problem was that the gamma detectors were these huge, bulky tubes, and they were filled with these scintillating crystals, and you just couldn't get them close enough around the breast to find small tumors.
Mas o problema era que os detectores gama eram tubos enormes e volumosos, com cristais cintilantes dentro, e não era possível fazê-los ficar perto o suficiente do seio para encontrar tumores pequenos.