How many states does Brazil have, not counting the Federal District? Answer with the whole number only.

What is the capital of Bulgaria? Answer with the city name only.

How many countries share a land border with Brazil? Answer with the whole number only.

In which Chinese city was COVID-19 first identified? Answer with the city or town name only.

Which university's online COVID-19 dashboard became a widely cited global case tracker? Answer with the university name without 'University', e.g. 'Johns Hopkins'.

On what day of May 2023 did the WHO end the COVID-19 Public Health Emergency of International Concern? Answer with the day of the month as a whole number only.

What is the three-letter abbreviation of the US Paycheck Protection Program? Answer with the name only.

On what day of February 2020 did the WHO announce the name COVID-19? Answer with the day of the month as a whole number only.

In which country was the Beta variant (B.1.351) first detected? Answer with the country name only.

Which company makes Paxlovid? Answer with the name only.

What is the Pango lineage designation of the original Omicron variant? Answer with the lineage code only, e.g. 'A.1.2'.

In what month of 2020 did Russia register the Sputnik V vaccine? Answer with the month number (1-12) only.

What is the generic name of the oral COVID-19 antiviral developed by Merck and Ridgeback? Answer with one word only, in lowercase.

By what single name is WHO Director-General Tedros Adhanom Ghebreyesus commonly called? Answer with that one name only.

Which company makes remdesivir? Answer with the name only.

The Lambda variant was first documented in which country? Answer with the country name only.

In what year did the reported US COVID-19 death toll pass 1 million? Answer with the four-digit year only.

The RECOVERY trial found that convalescent plasma reduced deaths in hospitalised COVID-19 patients. Answer true or false.

How many doses made up the primary series of the Johnson & Johnson (Janssen) COVID-19 vaccine? Answer with the whole number only.

Who was President of Brazil during the pandemic? Answer with the surname only.

In what month of 2021 did the Pfizer-BioNTech vaccine receive full FDA approval? Answer with the month number (1-12) only.

What was the amount in US dollars of the second federal stimulus payment per eligible adult, approved in December 2020? Answer with the whole number only.

The D614G mutation that spread worldwide in 2020 is in which SARS-CoV-2 protein? Answer with one word only, in lowercase.

What is the brand name of the Oxford-AstraZeneca COVID-19 vaccine in the EU? Answer with the name only.

What is the brand name of Sinovac's COVID-19 vaccine? Answer with the name only.