Singaporean coronavirus patient Adam – not his real name – returned from an 11-day trip to France and Spain on March 7, but after he went back to work two days later, he started developing a sore throat.The 27-year-old decided it was best to see a doctor and work from home on March 10 – the same day France and Spain reported 286 and 435 coronavirus cases, respectively.“On Tuesday morning when I woke up, my temperature was still OK, but I had a hunch, so I went to the GP and emailed my…