ULTRASOUND DIAGNOSIS AND ITS CLINICAL VALUE FOR THE GASTRIC CANCER IN ELDERLY PATIENTS: COMPARISON WITH GASTROFIBERSCOPE AND PATHOLOGICAL
MA Jian-fang, AN Yi-ming, XUE Jian-she, et al.
Carcinogenesis, Teratogenesis & Mutagenesis . 2003, (2): 88 -90 .  DOI: 10.3969/j.issn.1004-616x.2003.02.008