Comprehensive in the medical industry

This book is the largest scientific encyclopedia in human history written by one person. Ibn al -Nafis worked to write down his encyclopedia for many years, so he put its drafts to come in three hundred volumes, Ibn al -Nafees was eggs of only eighty, then he passed away while he was eighty years old, in the year 687 AH in Cairo, and Ibn Al -Nafis gave the volumes the eighties with his library, hi...