Kathmandu, 15 May : Nine more persons have tested positive for COVID-19 this evening taking the total number of contagion to 267 in the country. According to the Ministry of Health and Population, a seven-year-old boy from Satungal, Kathmandu, four from Parsa, three from Dang and one from Udayapur have tested positive for corona virus.   Those infected in Parsa include children aged nine and 10 years. People's News Monitoring Service