“PO-59 | Questioning online survey-based physiotherapy treatment referral in headache treatment: differences in developed and developing countries: D. Onan,1,2 A.K. Erdemoğlu,3 P. Gelener,4 S. Velioğlu,5 S. Ulutaş,6 N. Taşdemir,7 M. Waliszewska-Prosół,8 E. Ekizoğlu,9 M. Straburzyński,10 M. Kodounis,11 B. Raffaelli,12 C. Tana,13 F. De Cesaris,14 R. Messina,15 E.I. Sen,16 S. Ray,17 G. Sebastianelli,18 F. Granella,19 U. Pensato,20 S. Crema,21 S. Cevol,22 K. Chakravarty,23 M. Pia Prudenzano,24 A. Casalena,25 M. Romozzi,26 T. Takizawa,26 W. Rattanawong,27 A. Gantenbein,28 V. Favoni,29 C. Gaul,30 L.F.I. Iannone,31 B. Schäfer,23 D.A. Montisano,33 O. Grosu,34 A.B. de Oliveira,35 F. Puledda,36 V. Romanenko,37 I. Ros González,38 M. Castaldo,39 H. Al-Khazali,40 A. Hassan,41 D. Garcia-Azorin,42 L.-L. Hope Pan,43 R. Gil-Gouveia,44 M. Sanchez del Rio,45 M. Lisicki,46 H.W. Schytz,47 P. Anukoolwittaya,48 T. Mavridis,49 M. Lanteri-Minet,50 D.B. Swerts,51 C. Altamura,52 K. Hirata,53 M. Togha,54 M. Kyung Chu,55 T. Pongpitakmetha,56 M.-H. Bjørk,57 M. Minen,58 K. Skorobogatykh,59 D. Chowdhury,60 A.-M. Torgersen Dalgeir,61 J. Versijpt,62 P. Cras,63 A. Govaerts,64 A. Chiarugi,65 N. Vashchenko,59 L. Dobbels,66 T.S. Monteith,67 F. De Bruyne,68 E. Garay,67 S.L. Sava,69 Z. Salinas,67 M. Nordtveit,70 K. Delmotte,71 A. Gonzalez-Martinez,72 S. Debray,73 C. Deligianni,74 W. De Hertogh,75 R. Castien,76 E. Caronna,77 C. Valerija,78 F. Ahmed,79 G. De la Meilleure,80 L.L. Panneerchelvam,81 G.H. Bringeland,82 R. Ornello,2 S. Sacco2 | 1Yozgat Bozok University, Physiotherapy and Rehabilitation, Ankara, Turkey;2University of L’Aquila, Department of Biotechnological and Applied Clinical Sciences, L’Aquila, Italy;3Clinic of Prof. Dr. Ali Kemal Erdemoğlu, Neurology, Ankara, Turkey;4Elite Research and Surgical Hospital , Nicosia, Cyprus;5Karadeniz Technical University, Department of Neurology, Trabzon, Turkey;6Bahcesehir University, Department of Neurology, İstanbul, Turkey;7Ağrı İbrahim Çeçen University, Department of Neurology, Ağrı, Turkey;8Wroclaw Medical University, Wroclaw, Germany;9Istanbul University, Department of Neurology, Istanbul, Turkey;10University of Warmia and Mazury, Olsztyn, Poland;11National & Kapodistrian University of Athens, First Neurology Department, Eginitio Hospital, School of Medicine, Athens, Greece;12Charité Universitätsmedizin Berlin, Department of Neurology,Headache Center, Berlin, Germany;13SS Annunziata Hospital of Chieti, Chieti, Italy;14Centro Cefalee e Farmacologia Clinica - AOU Careggi , Florence, Italy;15Vita-Salute San Raffaele University, Milano, Italy;16Istanbul University Istanbul Faculty of Medicine, Department of Physical Medicine and Rehabilitation, İstanbul, Turkey;17Department of Neurology, PGIMER, Chandigarh, India;18Sapienza University of Rome, Latina, Italy;19University of Parma, Parma, Italy;20Humanitas University, Milan, Italy;21Fleni Hospital, Buenos Aires, Argentina;22University of Bologna, Bologna, Italy;23Post Graduate Institute Of Medical Education and Research, Chandigarh, India;24AOUC Policlinico, Centro Cefalee - Clinica Neurologica L Amaducci, Bari, Germany;25Centro Cefalee UOC Neurologia, Teramo, Italy;26Keio University School of Medicine, Tokyo, Japan;27King Mongkut’s Institute of Technology Ladkrabang, Bangkok, Thailand;28ZURZACH Care, Zürich, Switzerland;30IRCCS Istituto delle scienze neurologiche di Bologna, Bologna, Italy;30Headache Center Frankfurt, Frankfurt, Germany;31Department of Biomedical, Metabolic and Neural Sciences, University of Modena and Reggio Emilia, Modena, Italy, Modena, Italy;32Migraine and Headache Clinic Königstein , Frankfurt, Germany;33SSD Centro Cefalee - Fondazione IRCCS Istituto Neurologico C.Besta, Milan, Italy;34Diomid Gherman Institute of Neurology and Neurosurgery, Kişinev, Moldova;35Center for Clinical and Epidemiological Research, University of Sao Paulo , Sao Paolo, Brazil;36King’s College London, London, United Kingdom;37Vita Medical Clinic, Kyiv, Ukraine;38Hospital Clínico Universitario de Valladolid, Vallodolid, Spain;39Parma University, Parma, Italy;40Danish Headache Center, Copenhagen, Denmark;41Cairo University , Cairo, Egypt;42University of Valladolid, Valladolid, Spain;43Brain Research Center, National Yang Ming Chiao Tung University, Taipei, Taiwan;44Hospital da Luz. Lisboa, Lisboa, Portugal;45Clinica Universidad de Navarra, Navarra, Spain;46Mercedes & Martín Ferreyra Institute for Medical Research, Córdoba, Argentina;47University of Copenhagen, Copenhagen, Denmark;48King Chulalongkorn Memorial Hospital, Bangkok, Thailand;49Tallaght University Hospital, Dublin, Ireland;50CHU Nice and Cote D’azur University, Nice, France;51Santa Casa de Sao Paolo, Sao Paolo, Brazil;52Fondazione Policlinico Universitario Campus BIo-Medico, Rome, Italy;53Dokkyo Medical University, Mibu, Tochigi, Japan;54Tehran University, Tehran, Iran;55Yonsei University, Seoul, South Korea;56Chulalongkorn University, Bangkok, Thailand;57University of Bergen , Bergen, Norway;58NYU Langone Health, New York, United States;59University Headache Clinic, Moscow, Russian Federation;60 G B Pant Institute of Post Graduate Medical Education and Research, New Delhi, India;61Haukeland University Hospital, NorHead, Bergen, Norway;62UZ Brussel, Brussel, Belgium;63Universiteit Antwerpen, Antwerpen, Belgium;64Rz Tienen, Tienen, Belgium;65University of Florence, Florence, Italy”; (2025) Confinia Cephalalgica, 35(S1). doi:10.4081/cc.2025.15882.