Dr. Matthew Harris, head of vaccine distribution at Northwell Health, administers a third shot of the Moderna vaccine to Arthur Magee, 81, an immune-compromised cancer patient from Brooklyn. Photo courtesy of Northwell Health Boosters, Third Doses and the Vaccine Confusion She told the pharmacist the truth. “I am a rather healthy 66 year-old,” explained the Upper West Sider, fully vaccinated since... News 03 Sep 2021 | 10:40