There was no cost of revenues for the Q3 9 months ended September 30, 2022. Research and development expenses were $87,500,000 for the Q3 ended September 30, 2023, An increase of $15,000,000 compared to $72,500,000 for the same period ended September 30, 2022. Research and development expenses were $256,600,000 for the 9 months ended September 30, 2023, an increase of $42,400,000 compared to $214,200,000 for the same period ended September 30, 20 The increases in research and development expenses in the Q3 and the 9 months ended September 30, 2023, Over the prior year periods, we're primarily attributable to growth of the internal research and development team as well as higher cost related to facilities and the initiation of new clinical trials, including the Phase 3 Till Dans trial, which were partially offset by a decrease in stock based compensation expense. Selling, general and administrative expenses were $27,000,000 for the Q3 ended September 30, 2023, a decrease of $900,000 compared to $27,900,000 for the same period ended September 30, 2022. Selling, general and administrative expenses were $77,000,000 for the 9 months ended September 30, 2023, The decrease of $600,000 compared to $77,600,000 for the same period ended September 30, 2020.