JOHANNESBURG—South Africa has recalled rules that no longer required people without symptoms of COVID-19 to isolate or test if they have been in contact with a positive case, the government announced on Tuesday, saying an amended circular will be re-issued. Last week the health ministry said that asymptomatic individuals who had been in contact with a case of COVID-19 no longer had to isolate but should monitor for symptoms for 5–7 days and avoid attending large gatherings. It had added that only those people who developed symptoms needed to get tested and that those with mild symptoms should isolate for eight days and severe cases for 10 days. It had also revised protocols on quarantine, saying all quarantine facilities outside the home would be stopped, while contact tracing efforts would also be scrapped aside from in specific scenarios such as cluster outbreaks. The reason for the revision was based on …