Among the four, the father and the son who showed upper respiratory infection (URI) symptoms have been quarantined, according to sources.
The family was on vacation from May 10 to 19. On Wednesday the father and the son developed upper respiratory symptoms like sore throat, sneezing and mild temperature. When the family came for the screening the father and the son were admitted, while the mother and the daugter were sent home, said the sources. The mother and the daughter have been told to come back to hospital if they develop throat congestion in the next couple of days, they said.
Blood samples and throat swabs will be taken on Friday and sent to National Institute of Virology, Pune.
DH News Service
Published 21 May 2009, 19:20 IST