Gurugram, Sept. 8 -- In its third Haryana-wide Covid-19 serological survey starting Wednesday, the state health department aims to study the level of antibodies in people fully inoculated against Covid-19. The survey will also have a different methodology compared to the two surveys conducted last year when the vaccination drive had not been rolled out, said officials aware of the development.

According to Haryana health officials, this will help them plan a targeted vaccination strategy and enhance their preparations for a possible third wave of Covid-19 infections.

A serological survey finds the level of antibodies in a given population that may have developed them either after an infection or after being administered a dose of the vacc...