Panagiotis Petrou1. 1. Health Economics, European University, Master in Public Health, Dep. of Health Sciences, School of Sciences, 6, Diogenis Str Nicosia, CY 2404, Cyprus; Pharmacoepidemiology-Pharmacovigilance, University of Nicosia, School of Sciences and Engineering, Pharmacy School, 46, Makedonitissas Avenue, Engomi, Nicosia, CY 1700, Cyprus. Electronic address: panayiotis.petrou@st.ouc.ac.cy.