Abstracts of the 31st Regional ISBT Congress, ISBT In Focus, Virtual meeting, 2-8 June 2021.
Salwa Hindawi,S. El-Kafrawi,Ahmed M. Hassan,Maha A. Badawi,M. Bayoumi,A. Almalki,Ahmed M. Tolah,Thamir A. Alandijany,Q. Abunada,M. Picard-Maureau,Ghazi A. Damanhouri,Esam I. Azhar
