1. CERNAS Research Centre, Polytechnic Institute of Viseu, 3504-510 Viseu, Portugal
2. CECAV, Animal and Veterinary Research Center, University of Trás-os-Montes e Alto Douro, Quinta de Prados, Apartado 1013, 5000-801 Vila Real, Portugal
3. Norwegian Beekeepers Association, 2040 Kløfta, Norway
4. Institute of Agricultural and Environmental Sciences, Estonian University of Life Sciences, 51014 Tartu, Estonia
5. Eosa Estrategia y Organización SA, 36202 Vigo, Spain
6. Bio-Distretto Cilento, 84052 Salerno, Italy
7. Tera Tehnopolis, 31000 Osijek, Croatia