[Experimentation and Registration of Iomeprole and Iomeron in Japan] : '4: Eisai RA 519, 522, 542, 550, 561, 564, 579, 594, 634, 639, 653, 656' File
[Experimentation and Registration of Iomeprole and Iomeron in Japan] : '5: Eisai RA 671, 676, 677, 683, 696, 701, 704, [712], 726, 745, 752, 771' File
[Experimentation and registration of Iomeprole and Iomeron in Japan] : '3: Eisai RA 320, 324, [325], [330], 336, 349, 367, 398, 441, 461, 474, 490, 520' File