(1)Whether he has been informed about an anonymous tip-off from a healthcare worker in Gauteng that the National Institute Communicable Disease has advised to no longer conduct secondary retests to patients who have supposedly recovered; if not, what is the position in this regard; if so, what the relevant details;
(2) what are the conditions of second tests being conducted on those who have tested negative and then requested a second test and (b) how often do healthcare workers in hospitals and clinics undergo testing of Coronavirus, more so the workforce that works with patients of Covid-19?