18 more Covid-19 patients have recovered and were discharged today (17), health authorities said. Accordingly, the total number of recovered cases in the country has risen to 538. Meanwhile, out of the 25 Covid-19 patients detected yesterday (16), 23 cases were identified as Navy officers and two cases were reported from quarantine centres. With the patients detected yesterday, the total number of Covid-19 cases in the country has risen to 960. Th deadly disease has claimed 9 lives in the country.