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3. [Screening for upper G-I tract cancer by gastroscopy in a 2,000 suspected population]. Wang GQ. Zhonghua Zhong Liu Za Zhi; 1989 May; 11(3):201-3. PubMed ID: 2612334 [Abstract] [Full Text] [Related]
5. [The value of "occult blood bead" in detection of upper digestive tract disorders with bleeding]. Zhou L, Yu H, Zheng S. Zhonghua Zhong Liu Za Zhi; 1999 Jan; 21(1):48-50. PubMed ID: 11776797 [Abstract] [Full Text] [Related]
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