Hellow guys, Welcome to Utubetrends, and you are watching schwannome vestibulaire Koos 4 abord retrosigmoïde/Koos4 vestibular schwannoma retrosigmoid approach. and this vIdeo is uploaded by Dr Sorin Aldea Neurochirurgie at 2023-10-15T12:47:03-07:00. We are pramote this video only for entertainment and educational perpose only. So, I hop you like our website.