Mosab Nouraldein Mohammed Hamad2023-12-132023-12-132018https://ds.eaeu.edu.sd/handle/10.58971/816World wide , but more common in tropical and subtropical countries History : E. histolytica was first described by Fedor Losch ( 1875) in Russia . The species name was first coined by fritz Schaudinn in (1903) .other