Nathan P. Gibson, Vanessa Birkhahn and Hanna Friedel, (eds.), "Abū l-Qāsim ʿUmar ibn al-Ḥuṣayn — أبو القاسم عمر بن الحصين " in Communities of Knowledge: Interreligious Networks of Scholars in Ibn Abi Usaybiʿa’s History of the Physicians last modified June 23, 2021, https://usaybia.net/person/327
   
      
         
            
               Abū l-Qāsim ʿUmar ibn al-Ḥuṣayn
               أبو القاسم عمر بن الحصين
               Abū l-Qāsim ʿUmar ibn al-Ḥuṣayn, Hadith scholar
               https://usaybia.net/person/327
               
                  hadith scholar
               
               
                  Muslim
               
               
                  A literary history of medicine: the 'Uyūn al-anbā' fī ṭabaqāt al-aṭibbā' of Ibn Abī Uṣaybi'ah
                  
                  15.13