title: Response to letter regarding article, "Embolic stroke of undetermined source in the athens stroke registry: a descriptive analysis".
authors: Department of Medicine, Larissa University Hospital, School of Medicine, University of Thessaly, Larissa, Greece.
authors: George
authors: G
authors: Ntaios
authors: Department of Clinical Therapeutics, Medical School of Athens, Alexandra Hospital, Athens, Greece.
authors: Konstantinos
authors: K
authors: Vemmos
mesh_terms: D001281:Atrial Fibrillation / Q000150:complications*; D020520:Brain Infarction / Q000209:etiology*; D005260:Female; D006801:Humans; D020766:Intracranial Embolism / Q000209:etiology*; D008297:Male; D012042:Registries