Ryoichi Kogasaka

An outbreak of gastroenteritis associated with calicivirus in an infant home

Shunzo Chiba, Yasuhiko Sakuma, Ryoichi Kogasaka et al. · Journal of Medical Virology · 1979 · 203 citations

Infant Home, October 1977, Pathogenesis +11

Fecal Shedding of Virus in Relation to the Days of Illness in Infantile Gastroenteritis Due to Calicivirus

S. Chiba, Yasuhiko Sakuma, Ryoichi Kogasaka et al. · The Journal of Infectious Diseases · 1980 · 60 citations

Diagnostic Virology, Stool Specimens, Pathogenesis +13

Prevalence of antibody to human calicivirus in general population of northern japan

Yasuhiko Sakuma, S. Chiba, Ryoichi Kogasaka et al. · Journal of Medical Virology · 1981 · 55 citations

Vaccination, Diagnostic Virology, Serum Specimens +15

Microtiter solid-phase radioimmunoassay for detection of human calicivirus in stools

Shuji Nakata, S. Chiba, H Terashima et al. · Journal of Clinical Microbiology · 1983 · 41 citations · Full text

Diagnostic Virology, Electron Microscopy, Viral Diagnostics +13

The polypeptide of a human calicivirus

H Terashima, Sh. Chiba, Yasuhiko Sakuma et al. · Archives of Virology · 1983 · 36 citations

Virus Structure, Molecular Virology, Pathogenesis +4