Vaccine Effectiveness, Burden and Impact Studies (VEBIS) of COVID-19 and Influenza – Tender Specifications OJ/2021/DPR/12924  Expert  A level of education which corresponds to completed university studies of at least three years attested by a diploma in a relevant field  (eg. post-graduate or medical degree in epidemiology, microbiology, public health, medicine, veterinary medicine, biology or  equivalent); At least 5 years professional experience in epidemiology of infectious diseases (following the award of the diploma)  Principal/Senior  Expert  A level of education which corresponds to completed university studies of at least five years attested by a diploma in a relevant field  (eg. post-graduate or medical degree in epidemiology, microbiology, public health, medicine, veterinary medicine, biology or  equivalent); At least 8 years professional experience (following the award of the diploma) 