Clinicians and volunteers prepare doses of the Pfizer COVID-19 vaccine in the Chapel of Saint Michael the Archangel inside Salisbury Cathedral in Salisbury, England, on January 20, 2021. #

People wait in line in a Disneyland parking lot to receive a dose of the Moderna COVID-19 vaccine at a mass vaccination site in Anaheim, California, on January 13, 2021. #

Raimunda Nonata, a health professional, is inoculated with Sinovac Biotech's CoronaVac vaccine against COVID-19 inside her house, becoming the first Quilombola, a traditional Afro-descendent community member, to be vaccinated at the community of Quilombo Marajupena in Brazil, on January 19, 2021. The community of Quilombo Marajupena does not have access to electricity. #

Zelia de Carvalho Morley, 106, gestures before receiving a shot of Sinovac Biotech's CoronaVac vaccine at the retirement home where she lives in Rio de Janeiro, Brazil, on January 20, 2021. De Carvalho Morley lived through the 1918 flu pandemic. #

Medical-staff members of the Service Departemental d'Incendie et de Secours arrive with two boxes containing COVID-19 vaccines on Ile d'Hoedic, in western France, on January 29, 2021. #

Medical staff workers prepare syringes with doses of COVID-19 vaccines while working behind beer taps at Fenway Park in Boston, Massachusetts, on January 29, 2021. Fenway Park opened as a mass vaccination site expected to vaccinate over a thousand people a day, with the Pfizer/BioNTech COVID-19 vaccine. #

People are seen in the observation area at a mass COVID-19 vaccination site being set up at Fenway Park, home of the Boston Red Sox, in Boston, Massachusetts, on January 29, 2021. #

The Seattle-area medical network Virginia Mason held a COVID-19 vaccine clinic at the Amazon Meeting Center that aimed to vaccinate 2,000 individuals that day, in downtown Seattle, Washington, on January 24, 2021. #

A man receives his second Pfizer/BioNTech COVID-19 vaccine at a vaccination center in Jerusalem, during a nationwide lockdown to curb the spread of the virus, on January 11, 2021. #

The Josephine County Sheriff's deputy, Nicole Letona, receives a COVID-19 vaccine administered by Dr. David Candelaria and Leah Swanson, a Josephine County emergency-preparedness coordinator, on Highway 199 near Hayes Hill, Oregon on January 28, 2021. Oregon health workers who got stuck in a snowstorm on their way back from a COVID-19 vaccination event went car to car injecting stranded drivers before several of the doses expired. #

In an aerial view from a drone, motorists are seen lined up to receive vaccines at a mass COVID-19 vaccination site at Dodger Stadium, with the downtown skyline in the background, in Los Angeles, California, on January 22, 2021. #

Hundreds of people and medical staff fill the floor as staff inoculate the public and first responders against COVID-19 at Gillette Stadium in Foxborough, Massachusetts, on February 1, 2021. #

A medical staff member wheels Herri Rehfeld, 92, past registration cabins upon his arrival to be inoculated against COVID-19 on the opening day of a vaccination center at the Messe Berlin trade fair grounds in Berlin, Germany, on January 18, 2021. #

Municipal health workers travel on a boat along the Solimoes River, where Ribeirinhos, or river dwellers, live, to administer the AstraZeneca/Oxford vaccine in Manacapuru, Brazil, on February 1, 2021. #

Health-care workers are vaccinated with the Sputnik V vaccine against COVID-19, on the basketball court of the Argentine club River Plate, in Buenos Aires, Argentina, on February 2, 2020. #

Dulcinea da Silva Lopes, 59, receives a CoronaVac vaccination shot at the feet of the statue of Christ the Redeemer during an event on January 18, 2021, in Rio de Janeiro, Brazil. Dulcinea is a nursing technician at Hospital Municipal Ronaldo Gazolla and has been working on the front lines of the fight against COVID-19 for months. #