Fix citation url

README.md

@@ -288,7 +288,7 @@ Apache License 2.0
   title = {SpanishMedicaLLM},
   month = February,
   year = 2024,
-  url = {https://huggingface.co/datasets/HuggingFaceTB/cosmopedia}
+  url = {https://huggingface.co/datasets/somosnlp/SMC}
 }
 ```