new delhi with new cluster of coronavirus infected cases in wuhan and some countries reporting a sudden rise india has revised its travel advisory asking people to avoid all nonessential travel to singapore the government also extended screening of passengers from four more countries kathmandu vietnam malaysia and indonesia from monday in addition to six countries earlierthe decisions were taken at a high level review meeting chaired by the cabinet secretary on saturdaycurrently passengers from china hong kong thailand south korea singapore and japan are screened at 21 designated airports in the country for a possible exposure to the novel coronavirusin furtherance to the travel advisory issued earlier citizens are advised to avoid all nonessential travel to singapore the health ministry saidas on date 21805 passengers have been brought under community surveillance in addition 397152 flight passengers and 9695 travellers at sea ports have been screened it saidafter a detailed review in addition to the screening as per earlier advisories universal screening at airports is now being planned for flights from kathmandu indonesia vietnam and malaysia from monday the ministry saidsecretaries of ministries of health civil aviation defence information and broadcasting ib representatives from external affairs ministry home ministry and other related departments were present in the meetingeven as china reported a sharp fall in deaths and cases of the coronavirus on saturday but world health officials warned it was too early to make predictions about the outbreak as new infections continued to rise in other countrieschinese authorities said the mainland had 397 new confirmed cases on friday down from 889 a day earlier the numbers surged elsewhere though with outbreaks worsening in south korea iran italy and lebanonin total china has reported 75569 cases and 2239 deaths to the world health organisation due to the virus since decemberthe disease has spread to some 26 countries and territories outside mainland china