@mastersthesis {abo1983studies,
	title = {Studies on Enteroviruses in Calves in Egypt.},
	year = {1983},
	note = {n/a},
	school = {Faculty of Vet. Med.- Cairo university, Egypt.},
	type = {phd},
	abstract = {n/a},
	author = {Abo El-Hassan, DG}
}
