<prompt> Subclinical infection is not seen in:MeaslesMumpsRubellaJapense encephalitis  <response>: Ans-A Measles Ref: 21st edition Park, pg 137 Explanation: Significantly large amount of subclinical eases are in rubella 21st edition Park , pg 140, mumps 21st edition Park. pg 140, Japanese encephalitis 21st edition Park , pg 261. Number of subclinical infection with measles very low ALMOST NIL. 