The copyright to each audiovisual (video-on-demand) file is owned by its author or authors,
and cannot be used (or any part of it used) for any purpose
other than viewing without specific permission from the copyright holder.
発表内容の無断使用および無断複製は厳禁。コピーライトは発表者にあります。
令和3年度秋季総会 (プログラム)
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