Harini Laxminarayan volunteered at Cambridge University Hospitals NHS Foundation Trust between October 2015 and April 2016, completing 30 hours of volunteering. As a Ward Volunteer, she provided social contact for patients and assisted staff with non-clinical tasks such as chatting with patients, running errands, helping patients with meals, and distributing food and beverages. The letter was written by Linda Hering, Acting Head of Voluntary Services, to confirm Harini's volunteer work at the hospital.