A medical worker wearing a protective mask, glasses and suit treats a patient suffering from coronavirus disease (COVID-19) in an intensive care unit at the Oglio Po hospital in Cremona, Italy March 19, 2020. A hospital normally containing 50 beds now housing 120. And that's still not enough. REUTERS/Flavio Lo Scalzo

A medical worker wearing a protective mask and suit treats a patient suffering from coronavirus disease (COVID-19) in an intensive care unit at the Oglio Po hospital in Cremona, Italy March 19, 2020. Italy recorded the largest ever one-day increase in coronavirus deaths on Wednesday (March 18) as the total rose by 475 to almost 3,000. REUTERS/Flavio Lo Scalzo

A medical worker wearing a protective mask, glasses and suit treats a patient suffering from coronavirus disease (COVID-19) in an intensive care unit at the Oglio Po hospital in Cremona, Italy March 19, 2020. REUTERS/Flavio Lo Scalzo

Medical worker wearing a protective mask and suit and a patient suffering from coronavirus disease (COVID-19) are seen in an intensive care unit at the Oglio Po hospital in Cremona, Italy March 19, 2020. REUTERS/Flavio Lo Scalzo

A medical worker wearing a protective mask and suit and a patient suffering from coronavirus disease (COVID-19) are seen in an intensive care unit at the Oglio Po hospital in Cremona, Italy March 19, 2020. REUTERS/Flavio Lo Scalzo

A medical worker wearing a protective mask and suit looks on as she treats a patient suffering from coronavirus disease (COVID-19) in an intensive care unit at the Oglio Po hospital in Cremona, Italy March 19, 2020. REUTERS/Flavio Lo Scalzo