Ukrainian President Volodymyr Zelensky wears a face mask as he looks at the screen during the lawmakers' land reform voting at the parliament in Kiev on March 31, 2020 . - Ukraine's parliament on March 31, 2020 lifted a long-standing ban on the sale of farmland, a crucial and controversial piece of legislation needed to unlock support from the International Monetary Fund. (Photo by STR / POOL / AFP)

Ukrainian President Volodymyr Zelensky wears a face mask as he looks at the screen during the lawmakers' land reform voting at the parliament in Kiev on March 31, 2020 . - Ukraine's parliament on March 31, 2020 lifted a long-standing ban on the sale of farmland, a crucial and controversial piece of legislation needed to unlock support from the International Monetary Fund. (Photo by STR / POOL / AFP)

Ukrainian President Volodymyr Zelensky, wearing a face mask, reacts after lawmakers voted adopted a new land reform at the parliament in Kiev on March 31, 2020 . - Ukraine's parliament on March 31, 2020 lifted a long-standing ban on the sale of farmland, a crucial and controversial piece of legislation needed to unlock support from the International Monetary Fund. (Photo by STR / POOL / AFP)

Ukrainian President Volodymyr Zelenskiy wearing a face mask to protect against coronavirus speaks during an extraordinary parliamentary session in Kyiv, Ukraine, Monday, March 30, 2020. Ukraine has been under quarantine since March 12. The new coronavirus causes mild or moderate symptoms for most people, but for some, especially older adults and people with existing health problems, it can cause more severe illness or death. (AP Photo)

Ukrainian President Volodymyr Zelenskiy wearing a face mask to protect against coronavirus looks on during an extraordinary parliamentary session in Kyiv, Ukraine, Monday, March 30, 2020. Ukraine has been under quarantine since March 12. The new coronavirus causes mild or moderate symptoms for most people, but for some, especially older adults and people with existing health problems, it can cause more severe illness or death. (AP Photo)

Ukrainian President Volodymyr Zelenskiy in a face mask to protect against coronavirus gestures after the land bill vote during an extraordinary parliamentary session in Kyiv, Ukraine, early hours Tuesday, March 31, 2020. Ukrainian parliament has passed a law legalizing the sale of farmland and lifting the country's 19-year moratorium on land transactions. Ukraine has been under quarantine since March 12. The new coronavirus causes mild or moderate symptoms for most people, but for some, especially older adults and people with existing health problems, it can cause more severe illness or death. (AP Photo)

Ukrainian President Volodymyr Zelenskiy in a face mask to protect against coronavirus watches the land bill vote at an extraordinary parliamentary session in Kyiv, Ukraine, early hours Tuesday, March 31, 2020. Ukrainian parliament have passed a law legalizing the sale of farmland and lifting the country's 19-year moratorium on land transactions. Ukraine has been under quarantine since March 12. The new coronavirus causes mild or moderate symptoms for most people, but for some, especially older adults and people with existing health problems, it can cause more severe illness or death. (AP Photo)

Ukrainian President Volodymyr Zelenskiy in a face mask to protect against coronavirus watches the land bill vote at an extraordinary parliamentary session in Kyiv, Ukraine, early hours Tuesday, March 31, 2020. Ukrainian parliament have passed a law legalizing the sale of farmland and lifting the country's 19-year moratorium on land transactions. Ukraine has been under quarantine since March 12. The new coronavirus causes mild or moderate symptoms for most people, but for some, especially older adults and people with existing health problems, it can cause more severe illness or death. (AP Photo)

This handout picture taken and released by the Ukrainian presidential press-service on March 30, 2020, shows Ukrainian President Volodymyr Zelensky (R) wearing a face mask, amid concerns over the spread of the COVID-19 coronavirus, speaking during the parliament extraordinary sitting in Kiev. (Photo by STR / AFP)

Ukrainian President Volodymyr Zelensky (R), wearing a face mask amid concerns over the spread of the COVID-19 coronavirus, speaks during the parliament extraordinary sitting in Kiev on March 30, 2020. - During an extraordinary session on March 30, 2020, parliament replaced health and finance ministers who were criticised for their slow approach to the coronavirus crisis. (Photo by STR / POOL / AFP)

Ukrainian President Volodymyr Zelensky (L), wearing a face mask amid concerns over the spread of the COVID-19 coronavirus, speaks during the parliament extraordinary session in Kiev on March 30, 2020. - During an extraordinary session on March 30, 2020, parliament replaced health and finance ministers who were criticised for their slow approach to the coronavirus crisis. (Photo by ANDRII NESTERENKO / POOL / AFP)

Ukrainian President Volodymyr Zelensky, wearing a face mask amid concerns over the spread of the COVID-19 coronavirus, looks on during the parliament extraordinary session in Kiev on March 30, 2020. - During an extraordinary session on March 30, 2020, parliament replaced health and finance ministers who were criticised for their slow approach to the coronavirus crisis. (Photo by STR / POOL / AFP)