Author information
Authors and Affiliations
Rights and permissions
About this article
Cite this article
Nakazawa, S. The study on the progress of the malignant ulcers. Gastroenterol Jpn 4, 18 (1969). https://doi.org/10.1007/BF02777242
Issue Date:
DOI: https://doi.org/10.1007/BF02777242