Delhi is an endemic area for dengue infection and has experienced several outbreaks in the past few decades. In rare cases, a person may be infected with the dengue virus without having any fever, doctors at AIIMS have said.

Delhi is an endemic area for dengue infection and has experienced several outbreaks in the past few decades. In rare cases, a person may be infected with the dengue virus without having any fever, doctors at AIIMS have said.