Gastric carcinoma in the aged - A comparison between Japan and Germany
老年者胃がん 日独の比較より

Hiroshi Oshima, Takeshi Matsuhisa
1985 Nippon Ronen Igakkai Zasshi Japanese Journal of Geriatrics  
doi:10.3143/geriatrics.22.235 fatcat:smbq3nstu5el7k7fby4nl34srq