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4. 4. Tsuchiya, T.; Kato, A. Oryzanol no kagakutekikouzou ni kansuru kennkyuu (Part 2) oryzanol oyobi oryzanol kenkaseiseibutu no sigaisen oyobi sekigaisen kyuushuu supekutoru nituite. Tokyo kougyou sikensho Houkoku 53, 230-234 (1958).
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