Abstract Background Re-excision due to positive margins following breast-conserving surgery (BCS) negatively affects patient outcomes and healthcare costs. The inability to visualize margin involvement is a significant challenge in BCS. 5-Aminolevulinic acid hydrochloride (5-ALA HCl). a non-fluorescent oral prodrug. https://pxvjnjuaqmju.blog-kids.com/35131061/multi-step-subway-passenger-flow-prediction-under-large-events-using-website-data