Title Letter to the Editor Regarding “A Note About the Ancestral Origin of Abu Al Husain Ibn Abdullah Ibn Sina, Avicenna (980e1037 CE)” Type of Research Article Keywords Letter to the Editor, Ancestral Origin, Ibn Sina, Avicenna Abstract We have read the article entitled “An Erratum About the Ancestral Origin of Abu Al Husain Ibn Abdullah Ibn Sina,” by Khan et al in WORLD NEUROSURGERY. We want to congratulate the authors for this successful review article and make some contributions. Researchers reza mohammadi nasab (First Researcher)، Somaiyeh Taheri Targhi (Second Researcher)، javad ghazi sha'rbaf (Third Researcher)