title: Dropped head presentation in myotonic dystrophy type 1.
authors: R P
authors: RP
authors: Grewal
mesh_terms: D000328:Adult; D019416:Head Movements; D006801:Humans; D008297:Male; D009223:Myotonic Dystrophy / Q000235:genetics / Q000503:physiopathology*; D009334:Neck Muscles / Q000503:physiopathology