Vaccine Effectiveness, Burden and Impact Studies (VEBIS) of COVID-19 and Influenza – Tender Specifications OJ/2021/DPR/12924  adolescents <18 years  of age  The deliverable includes a protocol, data collection and a report including results  and recommendations.  The protocol shall include standard operating procedures (SOPs) for recruitment  of study participants, data management, data checking and validation, reporting  and data transfers, and data analysis, as annexes of the study protocol. The  protocol shall include a statistical analysis plan for a pooled analysis. The protocol  shall include a detailed description of all testing and laboratory components  included in the study and type of frequency sampling, a codebook with a  minimum set and the full list of variables to be collected; sample size calculations,  questionnaire/s to be administered to the study participants.  Consultancy Services  In addition to the above deliverables, the contractor could be asked to provide ECDC with expertise in the competence areas of surveillance, vaccine  effectiveness, impact including statistical, or any other expertise viewed helpful to ECDC. These profiles would be requested on an ad hoc and/or as needed  basis and would be short-term support. Profile  Description  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) 