This report also references Global Reporting Initiative (GRI) Standards and selected indicators from the Sustainability Accounting Standards Board (SASB), as further detailed in the attached indexes. Materiality & Stakeholder Engagement Since our founding, we have had ongoing engagement with a wide range of internal and external stakeholders, including our employees, patients, patient organizations, healthcare partners, investors, suppliers, community groups, governmental entities and other regulators, and non-governmental organizations, which has helped inform our CSR strategy.