title: An unusual late reaction to facial injections.
authors: Department of Otolaryngology, New York University Medical Center, NY 10016, USA.
authors: M
authors: M
authors: Constantinides
authors: M S
authors: MS
authors: Zimbler
authors: J
authors: J
authors: Jagirdar
mesh_terms: D000328:Adult; D002610:Cheek / Q000473:pathology*; D003094:Collagen / Q000008:administration & dosage* / Q000009:adverse effects*; D005145:Face; D005260:Female; D015745:Granuloma, Foreign-Body / Q000175:diagnosis / Q000209:etiology*; D006801:Humans; D006967:Hypersensitivity; D007267:Injections; D013997:Time Factors
chemical_list: D003094:Collagen