Update README.md

README.md

@@ -24,7 +24,9 @@ The model was trained with the following hyperparameters:
 * Cutoff length: 2048
 * Learning rate: 2e-5
 
-Overview Llama 2 was pretrained on 2 trillion tokens of data from publicly available sources. The fine-tuning data includes publicly available instruction datasets, as well as over one million new human-annotated examples. Neither the pretraining nor the fine-tuning datasets include Meta user data.
+Overview Lla was finetuned on over 26 billion tokens highly pertinent to the field of biomedicine. The fine-tuning data are extracted from 5.5 million biomedical papers in S2ORC data using PubMed Central
+(PMC)-ID and PubMed ID as criteria.
+
 
 ### Model Developers 
 PharMolix