Update dataset card

README.md

@@ -74,14 +74,14 @@ dataset_info:
 
 ## Dataset Description
 
-- **Homepage:** []()
-- **Repository:** [https://github.com/BruceWen120/medal]()
-- **Paper:** [https://www.aclweb.org/anthology/2020.clinicalnlp-1.15/]()
-- **Dataset (Kaggle):** [https://www.kaggle.com/xhlulu/medal-emnlp]()
-- **Dataset (Zenodo):** [https://zenodo.org/record/4265632]()
-- **Pretrained model:** [https://huggingface.co/xhlu/electra-medal]()
-- **Leaderboard:** []()
-- **Point of Contact:** []()
+- **Homepage:** [More Information Needed](https://github.com/huggingface/datasets/blob/master/CONTRIBUTING.md#how-to-contribute-to-the-dataset-cards)
+- **Repository:** https://github.com/BruceWen120/medal
+- **Paper:** https://www.aclweb.org/anthology/2020.clinicalnlp-1.15/
+- **Dataset (Kaggle):** https://www.kaggle.com/xhlulu/medal-emnlp
+- **Dataset (Zenodo):** https://zenodo.org/record/4265632
+- **Pretrained model:** https://huggingface.co/xhlu/electra-medal
+- **Leaderboard:** [More Information Needed](https://github.com/huggingface/datasets/blob/master/CONTRIBUTING.md#how-to-contribute-to-the-dataset-cards)
+- **Point of Contact:** [More Information Needed](https://github.com/huggingface/datasets/blob/master/CONTRIBUTING.md#how-to-contribute-to-the-dataset-cards)
 
 ### Dataset Summary