Riyadh, 02 Muharram,1437 , 15 October,2015, SPA -- The Ministry of Health announced that four female workers from a company contracting with Princess Nora bint Abdulrahman University in Riyadh were diagnosed as infected with Corona virus, but no cases of infection were registered among the university students. The Ministry said in a statement that all the infected workers live in one house, eastern Riyadh, consisting of three rooms with 36 female workers, and that the infection got into the house according to the epidemiological investigation. The Ministry added, "The infected persons were isolated and the rest of the workers were prevented from going to their work in addition to a follow-up medically for incubation period of the virus in their place of residence." -- SPA 15:08 LOCAL TIME 12:08 GMT www.spa.gov.sa/w