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.
El problema era que els detectors de rajos gamma eren uns tubs grans i voluminosos, plens de cristalls brillants i no era possible apropar-los tant al pit com per a què detectessin els tumors petits.