US scientists seek answers to Bali’s Covid-19 secret

JAKARTA – The US Centers for Disease Control and Prevention (CDC) is helping to launch a study of the coronavirus pandemic on the Indonesian resort island of Bali as infections show an appreciable increase and Australian and Balinese authorities put the blinkers on visions of the two countries opening up a tourism corridor. The highly-regarded, Atlanta-based institution will help Indonesia’s Health Ministry and local partners to measure the presence of SARS-CoV2 antibodies in an effort to determine the proportion of the population that has had a prior infection. “This is in contrast to a PCR (or swab) test, that assesses the presence of the virus itself in active, current infections,” CDC’s...