Btissaam. Belhoucha

Department of ENT, CHU Med VI, Marrakech 2360, Morocco

Zahra Essaadi

Department of Oncology and radiotherapy, CHU Med VI, Marrakech, Morocco

Othmane Benhommad

Department of ENT, CHU Med VI, Marrakech 2360, Morocco

Youssef. Rochdi

Department of ENT, CHU Med VI, Marrakech 2360, Morocco

Hassan. Nouri

Department of ENT, CHU Med VI, Marrakech 2360, Morocco

lahcen. Aderdour

Department of ENT, CHU Med VI, Marrakech 2360, Morocco

M Khouchani

Department of Oncology and radiotherapy, CHU Med VI, Marrakech, Morocco

Abdelaziz. Raji

Department of ENT, CHU Med VI, Marrakech 2360, Morocco