In a tweet which called Covid-19 “the China virus”, Mr Trump said he was looking forward to working with the British prime minister for “many years to come”.
Mr Trump tweeted: “Just spoke with Prime Minister @BorisJohnson of the United Kingdom.
Very thankful for his friendship and support as I recovered from the China Virus.
Since leaving hospital Mr Trump has renewed his attacks on China, repeatedly referring to the disease as the “China virus”.
With over 40,000 cases being reported a day, Mr Trump told Americans not to fear the virus.