Medical staff, wearing protective suits and face masks, work at the intensive care unit for coronavirus disease (COVID-19) patients at Ambroise Pare clinic in Neuilly-sur-Seine near Paris, as the spread of the coronavirus disease continues in France, April 1, 2020.

Medical staff, wearing protective suits and face masks, work at the intensive care unit for coronavirus disease (COVID-19) patients at Ambroise Pare clinic in Neuilly-sur-Seine near Paris, as the spread of the coronavirus disease continues in France, April 1, 2020.

A patient suffering from coronavirus disease (COVID-19) is treated at the intensive care unit at Ambroise Pare clinic in Neuilly-sur-Seine near Paris, as the spread of the coronavirus disease continues in France, April 1, 2020.

Medical staff, wearing protective suits and face masks, work at the intensive care unit for coronavirus disease (COVID-19) patients at Ambroise Pare clinic in Neuilly-sur-Seine near Paris, as the spread of the coronavirus disease continues in France, April 1, 2020.

A sign reading "Coronavirus supplies" is seen on a door at the intensive care unit at Ambroise Pare clinic in Neuilly-sur-Seine near Paris, as the spread of the coronavirus disease (COVID-19) continues in France, April 1, 2020.

A camera installed to check the temperature of people entering is seen at Ambroise Pare clinic in Neuilly-sur-Seine near Paris, as the spread of the coronavirus disease (COVID-19) continues in France, April 1, 2020.

A patient suffering from coronavirus disease (COVID-19) wears a full-face Easybreath snorkelling mask given by sport chain Decathlon and turned into a ventilator for coronavirus treatment at the intensive care unit at Ambroise Pare clinic in Neuilly-sur-Seine near Paris, as the spread of the coronavirus disease continues in France, April 1, 2020. Image used for illustrative purpose.

Medical staff, wearing protective suits and face masks, work at the intensive care unit for coronavirus disease (COVID-19) patients at Ambroise Pare clinic in Neuilly-sur-Seine near Paris, as the spread of the coronavirus disease continues in France, April 1, 2020.

Medical staff, wearing protective suits and face masks, work at the intensive care unit for coronavirus disease (COVID-19) patients at Ambroise Pare clinic in Neuilly-sur-Seine near Paris, as the spread of the coronavirus disease continues in France, April 1, 2020.

Medical staff, wearing protective suits and face masks, work at the intensive care unit for coronavirus disease (COVID-19) patients at Ambroise Pare clinic in Neuilly-sur-Seine near Paris, as the spread of the coronavirus disease continues in France, April 1, 2020.

A patient suffering from coronavirus disease (COVID-19) is treated at the intensive care unit at Ambroise Pare clinic in Neuilly-sur-Seine near Paris, as the spread of the coronavirus disease continues in France, April 1, 2020.

A patient suffering from coronavirus disease (COVID-19) is treated at the intensive care unit at Ambroise Pare clinic in Neuilly-sur-Seine near Paris, as the spread of the coronavirus disease continues in France, April 1, 2020.

A member of medical staff checks an oxygen bottle at the intensive care unit for coronavirus disease (COVID-19) patients at Ambroise Pare clinic in Neuilly-sur-Seine near Paris, as the spread of the coronavirus disease continues in France, April 1, 2020.

Medical staff, wearing protective suits and face masks, work at the intensive care unit for coronavirus disease (COVID-19) patients at Ambroise Pare clinic in Neuilly-sur-Seine near Paris, as the spread of the coronavirus disease continues in France, April 1, 2020.

Medical staff, wearing protective suits and face masks, work at the intensive care unit for coronavirus disease (COVID-19) patients at Ambroise Pare clinic in Neuilly-sur-Seine near Paris, as the spread of the coronavirus disease continues in France, April 1, 2020.

Medical staff, wearing protective suits and face masks, work at the intensive care unit for coronavirus disease (COVID-19) patients at Ambroise Pare clinic in Neuilly-sur-Seine near Paris, as the spread of the coronavirus disease continues in France, April 1, 2020.

Doctor Pierre Squara works at the intensive care unit for coronavirus disease (COVID-19) patients at Ambroise Pare clinic in Neuilly-sur-Seine near Paris, as the spread of the coronavirus disease continues in France, April 1, 2020.

Medical staff, wearing protective suits and face masks, work at the intensive care unit for coronavirus disease (COVID-19) patients at Ambroise Pare clinic in Neuilly-sur-Seine near Paris, as the spread of the coronavirus disease continues in France, April 1, 2020.

A patient suffering from coronavirus disease (COVID-19) is treated at the intensive care unit at Ambroise Pare clinic in Neuilly-sur-Seine near Paris, as the spread of the coronavirus disease continues in France, April 1, 2020.

A member of medical staff, wearing protective suit and face mask, works at the intensive care unit for coronavirus disease (COVID-19) patients at Ambroise Pare clinic in Neuilly-sur-Seine near Paris, as the spread of the coronavirus disease continues in France, April 1, 2020.

A patient suffering from coronavirus disease (COVID-19) is treated at the intensive care unit at Ambroise Pare clinic in Neuilly-sur-Seine near Paris, as the spread of the coronavirus disease continues in France, April 1, 2020.

A member of medical staff, wearing protective suits and face masks, works at the intensive care unit for coronavirus disease (COVID-19) patients at Ambroise Pare clinic in Neuilly-sur-Seine near Paris, as the spread of the coronavirus disease continues in France, April 1, 2020.

Medical staff, wearing protective suits and face masks, work at the intensive care unit for coronavirus disease (COVID-19) patients at Ambroise Pare clinic in Neuilly-sur-Seine near Paris, as the spread of the coronavirus disease continues in France, April 1, 2020. Image used for illustrative purpose.