Cost-effectiveness of Favipiravir in moderately to severely ill COVID-19 patients in the real-world setting of Saudi arabian pandemic referral hospitals oleh Ahmad Alamer, Abdulaali R. Almutairi, Shiraz Halloush, Ahmed Al-jedai, Ahmed Alrashed, Mashael AlFaifi, Yahya Mohzari, Malak Almutairi, Fatimah AlHassar, Jude Howaidi, Wedad Almutairi, Ivo Abraham, Nimer Alkhatib