A Clinical Study on Perforated Peptic Ulcer
胃・十二指腸潰瘍穿孔例の検討

Sengai TANAKA, Hiroo OHSHITA, Itsukazu KESHIKAWA
1990 Progress in Acute Abdominal Medicine  
doi:10.11231/jaem1984.10.927 fatcat:4eg53d65mzgrxdbsogy4hnhjiy