1. Observations on diagnostic problems in depressed type early gastric cancer [in Japanese with English abstract];Fujiwara;Stomach Intestine,1971
2. Endoscopic diagnosis of the extent of infiltration in gastric cancer [in Japanese with English abstract];Yao;Stomach Intestine,1972
3. Endoscopic diagnosis of minute, small, and flat early gastric cancers;Mitsui;Endoscopy,1989
4. Microvascular architecture of depressed type early gastric cancer. Quantified vascular density using computer analysis with special reference to the color of endoscopic findings [in Japanese with English abstract];Furukawa;Gastroenterol Endosc,1997
5. Mechanisms producing color change in flat early gastric cancers;Honmyo;Endoscopy,1997