Which of the following was a significant feature of Al-Hawi, the medical encyclopedia written by Muhammad bin Zakriya Al-Razi?

Which of the following was a significant feature of Al-Hawi, the medical encyclopedia written by Muhammad bin Zakriya Al-Razi?

مندرجہ ذیل میں سے کون سا محمد بن زکریا الراجی کے لکھے ہوئے میڈیکل انسائیکلوپیڈیا کی ایک اہم خصوصیت تھی؟
Explanation

Al-Hawi by Muhammad bin Zakriya Al-Razi is a comprehensive medical encyclopedia.

It compiled significant medical knowledge from both Greek and Arab sources.