<prompt> Regarding respiratory viruses all are true except -RSV is the most comon cause of brochiolitis in infantsMumps causes septic meningitis in adultMeasles causes SSPEEBV causes pleuritis  <response>: Mumps has been repoed to cause about 10 to 15 percent of aseptic meningitis. REF:ANANTHANARAYAN AND PANIKERS TEXTBOOK OF MICROBIOLOGY 9TH EDITION PAGE NO:508 