H. Niwamoto

Sporadic visceral neuropathy

E. Okamoto, A. Toyosaka, H. Niwamoto, 1995, Surgery Today.

Frequent Detection of Hepatitis B Virus X-Gene DNA in Hepatocellular Carcinoma and Adjacent Liver Tissue in Hepatitis B Surface Antigen-Negative Patients

Yoshihiro Yamamoto, J. Fujimoto, E. Okamoto, 1997, Digestive Diseases and Sciences.

Are human herpes viruses or measles virus associated with esophageal achalasia?

Yoshihiro Yamamoto, J. Fujimoto, J. Furuyama, 1995, Digestive Diseases and Sciences.

A CASE OF INGESTED RESIDUAL NEEDLES IN THE HEART AND KIDNEY

S. Ohashi, S. Suehiro, S. Makihata, 1986 .