Update README.md

README.md

@@ -22,6 +22,9 @@ If you want to use the tokenized embedding for each medical code, please downloa
 ### 🏥MedTok for EHR & MedicalQA
 Please reference our github repo [MedTok](https://github.com/mims-harvard/MedTok)
 
+### Note
+MedTok tokenizer V1.0 now only supports those medical codes adopted in our paper. For those unseen codes, the output will be '<unk>' token. We will also continue to update our MedTok to make it apply to more coding system and tokenize medical code dynamically.
+
 ## Citation
 ```bash
 @article{su2025multimodal,
@@ -33,6 +36,6 @@ Please reference our github repo [MedTok](https://github.com/mims-harvard/MedTok
 ```
 
 ## Contact
-
+Thank you for your support!
 If you have any questions or suggestions, please email [Xiaorui Su](xiaorui_su@hms.harvard.edu) and [Marinka Zitnik](marinka@hms.harvard.edu).
 </details>