New Delhi: A centenarian man from Delhi, who was four years old during the 1918 Spanish Flu, has survived COVID-19 and recovered faster than his son, in his 70s, at a dedicated coronavirus facility here, doctors said.The 106-year-old patient was discharged from the Rajiv Gandhi Super Speciality Hospital (RGSSH) recently after recovering, where his wife, son and another family member also recuperated after contracting the novel coronavirus infection, they said."Perhaps, he is the first reported case of COVID-19 in Delhi who also went through the dreaded Spanish Flu pandemic of 1918 which like COVID-19 had also ravaged the world.