. 2021 Jun 14;9(6):e28219. doi: 10.2196/28219
©Qi Jia, Dezheng Zhang, Haifeng Xu, Yonghong Xie. Originally published in JMIR Medical Informatics (https://medinform.jmir.org), 14.06.2021.
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Figure 2.
The span-level named entity extraction model. BERT: bidirectional encoder representations from transformers.