Ministero della Salute I: (https://www.omceo-to.it/it/index.html)

Weil Cornell University: (https://weill.cornell.edu)

Weil Cornell University Skull Base Lab: (http://weillcornellbrainandspine.org/skull-base-lab)

North Bristol NHS Trust: (https://www.nbt.nhs.uk/)

St George’s Hospital London: (https://www.stgeorges.nhs.uk/)

Ospedale Niguarda: (http://www.ospedaleniguarda.it/professionisti-e-aziende/i-nostri-medici/profilo/boeris-davide)

GMC UK London: (https://www.gmc-uk.org/)

Royal College of Surgeons of London: (https://www.rcseng.ac.uk/?gclid=EAIaIQobChMIw7HtlZef3AIVFPhRCh1W5g-cEAAYASAAEgLP8vD_BwE)

EANS: (https://www.eans.org/pages/home/)

British Society of Neurological Surgeons: (https://www.sbns.org.uk/)

Società Italiana di Neurochirurgia: (http://www.sinch.it/nuovo/)

AOSPINE: (https://aospine.aofoundation.org/Structure/Pages/default.aspx)

OMCEO Torino: (https://www.omceo-to.it/it/index.html)

Mio Dottore: (https://www.miodottore.it/)

Dottori.it (https://www.dottori.it/)

Clinica Fornaca Torino (https://www.clinicafornaca.it/)

Clinica Columbus Milano (https://www.columbus3c.com/)