Pfizer/BioNTech, Astrazeneca Covid-19 vaccine data encouraging - WHO
The data may lead the WHO to review recommendations on dosing intervals

Pfizer's vaccine, jointly developed with German partner BioNTech, must be stored and transported at minus 70 degrees Celsius Photo: Collected.
Recent data on Covid-19 vaccinations with the Pfizer/BioNTech and AstraZeneca shots are encouraging, the European regional adviser to the World Health Organization told reporters on Thursday.
The data may lead the WHO to review recommendations on dosing intervals, Siddhartha Datta said.