I applied for a paid internship in efsa, and I chose clinical pharmacology as my first interest and so answer this question buy them: provide examples of your expertise acquierd by training or work experience related to the 1st  thematic area of interest  you have indicated. I have a license degree (equivalent to bachelor's degree) in chemistry and done several internships, done 3 months in pathology anatomy lab as a lab technician and so beside the technical skills I've learned a lot about the human body as well, I also have done 6 months internship in medical analysis laboratory as a lab technician specifically microbiology hematology serology testing.. and also learned a lot about the human body, bacteria..., 