Document Type : Original Article
Authors
1 Bacteriology, Mycology and Immunology Dep., Fac. of Vet. Med., Zagzig Univ., Egypt.
2 Bacteriology, Mycology and Immunology Dep., Fac. of Vet. Med., Kafrelsheikh Univ., Egypt.
3 Animal Health Research Institute, Dokki Lab., Giza, Egypt.
4 Animal Health Research Institute, Dakahlia branch, Egypt.
Abstract
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