@InProceedings{KazutoshiUmemoto:2019, author = {Kazutoshi Umemoto, Kazuo Goda, Naohiro Mitsutake, and Masaru Kitsuregawa}, title = {A Prescription Trend Analysis using Medical Insurance Claim Big Data}, booktitle = {35th IEEE International Conference on Data Engineering (ICDE 2019)}, year = {2019}, pages = {1928-1939}, }