<prompt> All are transmitted by blood except-Parvovirus B-19Hepatitis BEpstein Bar virusCytomegalovirus  <response>: Epstein-Barr virus is acquired saliva,either by droplet infection or environmental contamination in childhood or by kissing among among adolescents adults.Infections transmitted by blood include hepatitis HBV,HCV, CMV infection,syphilis,malaria,toxoplasmosis,HIV infection.Reference :Davidsons principles practice of medicine 22nd edition pg no 320. 