Rhinology Fokkens, W J, Lund, V J, Hopkins, C, Hellings, P W, Kern, R, Reitsma, S, Toppila-Salmi, S, Bernal-Sprekelsen, M, Mullol, J, Alobid, I, Terezinha Anselmo-Lima, W, Bachert, C, Baroody, F, von Buchwald, C, Cervin, A, Cohen, N, Constantinidis, J, De Gabory, L, Desrosiers, M, Diamant, Z, Douglas, R G, Gevaert, P H, Hafner, A, Harvey, R J, Joos, G F, Kalogjera, L, Knill, A, Kocks, J H, Landis, B N, Limpens, J, Lebeer, S, Lourenco, O, Matricardi, P M, Meco, C, O Mahony, L, Philpott, C M, Ryan, D, Schlosser, R, Senior, B, Smith, T L, Teeling, T, Tomazic, P V, Wang, D, Wang, D, Zhang, L, Agius, A M, Ahlstrom-Emanuelsson, C, Alabri, R, Albu, S, Alhabash, S, Aleksic, A, Aloulah, M, Al-Qudah, M, Alsaleh, S, Baban, M A, Baudoin, T, Balvers, T, Battaglia, T, Bedoya, J D, Beule, A, Bofares, K M, Braverman, I, Brozek-Madry, E, Richard, B, Callejas, C, Carrie, S, Caulley, L, Chussi, D, de Corso, E, Coste, A, Devyani, L, El Hadi, U, Elfarouk, A, Eloy, P H, Farrokhi, S, Felisati, G, Ferrari, M D, Fishchuk, R, Grayson, W, Goncalves, P M, Grdinic, B, Grgic, V, Hamizan, A W, Heinichen, J V, Husain, S, Ping, T I, Ivaska, J, Jakimovska, F, Jovancevic, L, Kakande, E, Kamel, R, Karpischenko, S, Kariyawasam, H H, Kjeldsen, A, Klimek, L, Kim, S W, Letort, J J, Lopatin, A, Mahdjoubi, A, Netkovski, J, Nyenbue Tshipukane, D, Obando-Valverde, A, Okano, M, Onerci, M, Ong, Y K, Orlandi, R, Ouennoughy, K, Ozkan, M, Peric, A, Plzak, J, Prokopakis, E, Prepageran, N, Psaltis, A, Pugin, B, Raftopulos, M, Rombaux, P, Sahtout, S, Sarafoleanu, C C, Searyoh, K, Rhee, C S, Shi, J, Shkoukani, M, Shukuryan, A K, Sicak, M, Smyth, D, Snidvongs, K, Soklic Kosak, T & Stjarne, P 2020, ' European Position Paper on Rhinosinusitis and Nasal Polyps 2020 ', Rhinology, vol. 58, no. Suppl S29, pp. 1-464 . https://doi.org/10.4193/Rhin20.600 Rhinology, 58, I-+. INT RHINOLOGIC SOC Rhinology, 58(Suppl S29), 1-464. INT RHINOLOGIC SOC Repositório Científico de Acesso Aberto de Portugal Repositório Científico de Acesso Aberto de Portugal (RCAAP) instacron:RCAAP Rhinology, Vol. 58, no. Suppl S29, p. 1-464 (2020) Rhinology, 58, 1-464. University Hospital Utrecht