Update README.md

README.md

@@ -6,4 +6,20 @@ task_categories:
 
 [official](https://echonet.github.io/dynamic/)
 
+
+please cite
+```latex
+@article{ouyang2020video,
+    title={Video-based AI for beat-to-beat assessment of cardiac function},
+    author={Ouyang, David and He, Bryan and Ghorbani, Amirata and Yuan, Neal and Ebinger, Joseph and Langlotz, Curtis P and Heidenreich, Paul A and Harrington, Robert A and Liang, David H and Ashley, Euan A and others},
+    journal={Nature},
+    volume={580},
+    number={7802},
+    pages={252--256},
+    year={2020},
+    publisher={Nature Publishing Group},
+    doi={10.1038/s41586-020-2145-8}
+}
+```
+
 2025 0729 上传到 huggingface。