Pakistani Hindu refugees wait in a queue to give samples to health workers for COVID-19 tests, at Shah Alam Bandh Road in New Delhi.

Thane Guardian Minister Eknath Shinde (4thL), NMMC Commissioner Abhijeet Bangar (2ndR) and Thane MP Rajan Vichare (3rd L) inaugurate the Rapid Antigen Test Vehicles at CIDCO Exhibi...

A medic arranges samples for COVID-19 rapid antigen testing, in Srinagar.

A medic collects samples from a woman for COVID-19 rapid antigen testing, in Srinagar.

A medic wearing a PPE conducts COVID-19 rapid antigen testing, in Kolkata.

A health worker takes a break in between conducting COVID- 19 testing through rapid antigen methodology inside a mobile lab in New Delhi. India is the third hardest-hit country by ...

AIMIM President and Hyderabad MP Asaduddin Owaisi undegoes COVID-19 testing from a mobile facility, in Hyderabad.

People waiting for their turn to give samples for coronavirus testing at Citizen's Park in Ballygunge, South Kolkata.

A health worker takes a nasal swab samples to test for COVID-19, in South Kolkata.

Medics sort samples obtained for COVID-19 rapid antigen testing at a testing center, in South Kolkata.

Medics sort samples obtained for COVID-19 rapid antigen testing, in Kolkata. Registering over 60,000 cases in 24 hours for the first time, India's COVID-19 tally crossed 20 lakh on...

A health worker collects blood sample of a Delhi civil defence personnel for the serological survey at a school, during unlock 3.0, in New Delhi.

A health worker collects a sample from a woman for COVID-19 test via Rapid Antigen kit, in New Delhi.

A health worker opens up a Rapid Antigen Testing kit to collect a sample for COVID-19 test, during unlock 3.0, in New Delhi.

A health worker collects samples for COVID-19 rapid antigen testing, in New Delhi. India's COVID-19 tally increased to 18,55,745 with 52,050 people testing positive for coronaviru...

A medic arranges samples for COVID-19 rapid antigen testing, in Kolkata.

A medic collects a sample from a child for COVID-19 test at a slum near Minto Road, in New Delhi.

A medic collects a sample from a woman for COVID-19 test at a slum near Minto Road, in New Delhi.

A medic collects a sample from a man for COVID-19 test at a slum near Minto Road, in New Delhi.

A health worker prepares to collect nasal swab samples for COVID-19 tests at a mobile testing site in Hyderabad. India is the third hardest-hit country by the pandemic in the world...