title: Letter: Delayed blanch in alopecia mucinosa.
mesh_terms: D000109:Acetylcholine / Q000494:pharmacology*; D000505:Alopecia / Q000503:physiopathology*; D006801:Humans; D007267:Injections; D000507:Mucinosis, Follicular / Q000503:physiopathology*; D012882:Skin Tests; D014666:Vasomotor System / Q000503:physiopathology*
chemical_list: D000109:Acetylcholine