Singapore— The 53-year-old cleaner working at stay-home notice facilities identified as the likely source of the Covid-19 community cluster at Westgate and Jem malls in Jurong East might have touched a contaminated surface. That’s how she might have been infected with the virus, says Dr Paul Ananth Tambyah. Infectious disease expert Dr Tambyah, who is … Continue reading Paul Tambyah: Cleaner infected at SHN facility likely to have got Covid through a contaminated surface