Update 'README.md'

README.md

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 Repo to store all results originating from PEDLR experiment data.
 
+## Datalad
+
+This is a datalad repository.
+For more information on how to use `datalad` please see https://www.datalad.org/
+
+## Usage
+
+For integration with the Github code repository (DOI: 10.5281/zenodo.10211239) clone the `pedlr-main-data` (DOI: 10.12751/g-node.9gm3lt) as `data` and this repository as `derivatives` into the code repository.
+
+
 ## Data set structure
 
 ```