N	Concordance
1	nsecutive patients to reassurance after gastroscopy: results of self administere
2	ed trial on occult blood bead (OBB) and gastroscopy-pathology screening for gast
3	nsecutive patients were assessed before gastroscopy, immediately after reassuran
4	 for upper abdominal ultrasound and for gastroscopy in detecting the causes of d
5	       immunohistochemical stainings of gastroscopy biopsies with Ki-67       
6	VES: To examine the diagnostic value of gastroscopy and upper abdominal ultrasou
7	s not more efficient in older patients. Gastroscopy was the most efficient metho
8	and eight people accepted the OBB test, gastroscopy and histopathological assess
9	blood bead (OBB) test and 817 underwent gastroscopy: 40 of those screened were f