Nathan P. Gibson, Vanessa Birkhahn and Hanna Friedel, (eds.), "Ḍiyāʾ al-Dīn ibn Ṣaqar (`or` Ṣaqr) — ضياء الدين بن صقر " 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/726 Ḍiyāʾ al-Dīn ibn Ṣaqar (`or` Ṣaqr) ضياء الدين بن صقر Ḍiyāʾ al-Dīn ibn Ṣaqar (`or` Ṣaqr) – unidentified transmitter https://usaybia.net/person/726 transmitter A literary history of medicine: the 'Uyūn al-anbā' fī ṭabaqāt al-aṭibbā' of Ibn Abī Uṣaybi'ah 15.18