Mucolytic N-Acetylcysteine vs Placebo Rinses for Mucositis during Head and Neck Chemoradiothera J.C.Rwigema , T.Sio , M.Blanchard , P.Novotny , S.Patel , L.Pederson ... - ESTRO - - 2018 Abstract - Primary - Primary - Symptom Inter - MC13C2