Diogo Costa1, Eleni Hatzidimitriadou2, Elli Ioannidi-Kapolou3, Jutta Lindert4, Joaquim Soares5, Örjan Sundin6, Olga Toth7 and Henrique Barros1
(1)Institute of Public Health of the University of Porto, Porto, Portugal, (2)Kingston University and St George's, University of London, London, United Kingdom, (3)National School of Public Health, Athens, Athens, Greece, (4)University of Emden, Emden, Germany and Brandeis University, Waltham, United States of America., Emdem, Germany, (5)Mid Sweden University, Sundsvall, Sundsvall, Sweden, (6)Mid Sweden University, Östersund, Östersund, Sweden, (7)Hungarian Academy of Sciences, Budapest, Budapest, Hungary