[OB7] 一般口演B7
COVID-19の電子カルテ履歴からの医療指示シーケンスパターン変化時期の抽出

[OB7] Extraction of Medical Order Sequence Transition and Timing of Changes from Electric Medical Record Histories of COVID-19

*ZITAI ZHAO¹, MATSUO RYOUSUKE², YAMAZAKI TOMOYOSHI¹, RE- HYEUHAN¹, ARAKI KENJI³, YOKOTA HARUO¹ (1. Tokyo Institute of Technology, School of Computing, 2. Life Data Initiative, 3. University of Miyazaki Hospital)