title: Correspondence (letter to the editor): Extremely low numbers of cases.
authors: Heinz-Harald
authors: HH
authors: Abholz
authors: Elizabeth
authors: E
authors: Bandeira-Echtler
authors: Johannes
authors: J
authors: Köbberling
mesh_terms: D006044:Goiter, Nodular / Q000175:diagnosis* / Q000628:therapy*; D006801:Humans; D013964:Thyroid Neoplasms / Q000175:diagnosis* / Q000628:therapy*; D016606:Thyroid Nodule / Q000175:diagnosis* / Q000628:therapy*