Fix author info: correct name/email/affiliation (JangKeun Kim, jak4013@med.cornell.edu, Weill Cornell Medicine)

README.md

@@ -390,7 +390,7 @@ If you use NegBioDB in your research, please cite:
 ```bibtex
 @misc{negbiodb2026,
   title={NegBioDB: A Negative Results Database and Dual ML/LLM Benchmark for Biomedical Sciences},
-  author={Jang, James},
+  author={Kim, JangKeun},
   year={2026},
   url={https://github.com/jang1563/NegBioDB}
 }
@@ -401,3 +401,9 @@ If you use NegBioDB in your research, please cite:
 **CC BY-SA 4.0** — see [LICENSE](LICENSE) for details.
 
 This license is required by the viral clause in ChEMBL's CC BY-SA 3.0 license.
+
+---
+
+## Contact
+
+JangKeun Kim (jak4013@med.cornell.edu) — Weill Cornell Medicine