ISLAMABAD: All indicators related to Covid-19 are showing positive signs as the capital has reported the lowest weekly positivity ratio of the current year — a tenfold reduction in cases in two months.As many as 37 patients were found infected by the virus on Sunday.... According to a graph revealed by district health authorities, the positivity rate was 10pc in the second half of April( 19 to 25) with 3, 425 cases being reported in the entire week.... However, no death was reported for a thir