Mohamed-Rachid Boulassel, Abdal-Aziz Issa El-Hussain, Moataz Mohamed Hassan, Mohamed-Lamine Toumi, Sameha Merzoug, Zahra Al-Qarni, Hammad Khan, Zied Gaifer, Khalil Al-Farsi, Murtadha Al-Khabori, Mohamed Al Huneini, and Salam Al-Kindi. 2018. “Stability of Fetal Hemoglobin Levels in Patients Receiving Metformin Therapy”. Haematologica 103 (10). Pavia, Italy, e440-e442. https://doi.org/10.3324/haematol.2018.190967.