Gastroenterology Surgical Center;
Mansoura University;
Mansoura 35516;
Egypt;
Gastroenterology Surgical Center;
Mansoura University;
Mansoura 35516;
Egypt;
Gastroenterology Surgical Center;
Mansoura University;
Mansoura 35516;
Egypt;
Gastroenterology Surgical Center;
Mansoura University;
Mansoura 35516;
Egypt;
Gastroenterology Surgical Center;
Mansoura University;
Mansoura 35516;
Egypt;
Gastroenterology Surgical Center;
Mansoura University;
Mansoura 35516;
Egypt;
Gastroenterology Surgical Center;
Mansoura University;
Mansoura 35516;
Egypt;
Gastroenterology Surgical Center;
Mansoura University;
Mansoura 35516;
Egypt;