Update steps how to use

README.md

@@ -31,7 +31,20 @@ Note that this model is primarily aimed at being fine-tuned on tasks which segme
 
 # How to use
 
-To be filled....
+To install necessary dependencies, run the below in bash. 
+```
+git clone https://github.com/darraghdog/Project-MONAI-research-contributions pmrc
+pip install -r pmrc/requirements.txt
+cd pmrc/SwinUNETR/BTCV 
+```
+
+To load the model from the hub. 
+```
+>>> from swinunetr import SwinUnetrModelForInference
+>>> model = SwinUnetrModelForInference.from_pretrained('darragh/swinunetr-btcv-tiny')
+```
+
+You can also use `predict.py` to run inference for sample dicom medical images. 
 
 # Limitations and bias