<prompt> Winter bottoms sign in sleeping sickness refers to-Unilateral conjunctivitisPosterior cervical lymphadenopathyNarcolepsyTransient erythema  <response>: Sleeping sickness FeverLoss of nocturnal sleepHeadacheFeeling of oppressionPruritis and maculopapular rashesWeight lossArthralgiaHepatosplenomegalyLymphadenopathy, particularly of the posterior triangle of the neck Winter bottoms sign 