求翻译：This study, presented this week at the National Consortium of Breast Centers Annual Meeting, found the improved photon sensitivity of new detector technologies such as PSPMTs and CZT should be capable of reducing the radiation dose patient receive from BSGI/MBI studies by 75%. However, low dose imaging is currently an off-label use of the radiopharmaceutical, and there are several prospective patient studies underway to validate the clinical feasibility of low dose imaging.是什么意思？

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