Document Type : Research articles
Authors
1 Gastroetetro- and Hepatology dept., Damietta fever hospital, Egypt
2 Gastroetetrology and Hepatology dept., Damietta Cardiology and gastroenterology center, Egypt
3 Damietta Fever and Gastroenterology hospital, Egypt
4 Tropical Medicine dept., Mansoura Univ., Egypt.
Abstract
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