Direct vision gastric biopsy using the Machida FGS-B6 gastroscope.
D000368:Aged; D001706:Biopsy; D005260:Female; D020699:Gastroscopes; D005773:Gastroscopy; D006801:Humans; D008297:Male; D008722:Methods; D008875:Middle Aged; D013274:Stomach Neoplasms / Q000175:diagnosis*; D013276:Stomach Ulcer / Q000175:diagnosis*