A case of second reinfection from Covid-19 suggests positive response

Just read a thread on Twitter about a case of reinfection for a patient who had Covid-19.  Here is the gist of the thread from Professor Akiko Iwasaki... (@virusesImmunity) "A first case of #COVID19 reinfection from HKU, with distinct virus genome sequences in 1st and 2nd infection (142 days apart). Kudos to the scientists for this [...]