Mark D'Souza, PhD

Water calorimetry enables measurement of absolute absorbed dose to water, but its practical implementation depends strongly on vessel design and adequate isolation of the sensitive volume. This work presents the development and initial evaluation of a new par...

A robust and routine quality assurance (QA) program for multileaf collimators (MLCs) is essential for accurate external beam radiotherapy delivery. Since the initial implementation of MLC-equipped linear accelerators (LINACs) at our cancer centre, QA procedur...

To clinically deploy and prospectively evaluate a quantile random forest (QRF) - based “virtual” VMAT patient-specific QA (PSQA) decision-support tool designed to reduce measurement workload while maintaining patient safety.