In this photo provided by Luis Pitarma and taken in 2018, Nurse Luis Pitarma poses for a photo with his father Luis, left, mother Edite and sister Sonia Pitarma, right, in London. Luis Pitarma landed in the United Kingdom in 2014 after failing to find work in his native country, Portugal. Six years later, he has become Portugal's most famous nurse, after British Prime Minister Boris Johnson thanked him for his care while treated for COVID-19 in hospital. (Luis Pitarma via AP)