Merge pull request #2168 from markmikkelsen/mikkel-dev

[ENH] Update extension citations in Introduction

Author: effigies

src/introduction.md

@@ -169,24 +169,28 @@ For example:
 
 #### NIRS
 
--   Luke, R., Oostenveld, R., Cockx, H., Niso, G., Shader, M., Orihuela-Espina, F.,
-    Innes-Brown, H., Tucker, S., Boas, D., Gau, R., Salo, T., Appelhoff, S., Markiewicz, C
-    McAlpine, D., BIDS maintainers, Pollonini, L. (2023).
-    **fNIRS-BIDS, the Brain Imaging Data Structure Extended to Functional Near-Infrared Spectroscopy**.
-    PsyArXiv.
-    [doi:10.31219/osf.io/7nmcp](https://doi.org/10.31219/osf.io/7nmcp)
+-   Luke, R., Oostenveld, R., Cockx, H., Niso, G., Shader, M.J., Orihuela-Espina, F., Innes-Brown, H.,
+    Tucker, S., Boas, D., Yücel, M.A., Gau, R., Salo, T., Appelhoff, S., Markiewicz, C.J., McAlpine, D.,
+    The BIDS Maintainers, Pollonini, L. (2025)
+    **NIRS-BIDS: Brain Imaging Data Structure Extended to Near-Infrared Spectroscopy**.
+    Scientific Data 12, (159).
+    [doi:10.1038/s41597-024-04136-9](https://doi.org/10.1038/s41597-024-04136-9)
 
 #### Motion
 
 -   Jeung, S., Cockx, H., Appelhoff, S., Berg, T., Gramann, K., Grothkopp, S., Warmerdam, E., Hansen, C.,
-    Oostenveld, R., BIDS maintainers, Welzel, J. (2023).
-    **Motion-BIDS: extending the Brain Imaging Data Structure specification to organize motion data for reproducible research**.
-    PsyArXiv.
-    [doi:10.31234/osf.io/w6z79](https://doi.org/10.31234/osf.io/w6z79)
+    Oostenveld, R., BIDS Maintainers, Welzel J. (2024).
+    **Motion-BIDS: an extension to the brain imaging data structure to organize motion data for reproducible research**.
+    Scientific Data 11, (716).
+    [doi:10.1038/s41597-024-03559-8](https://doi.org/10.1038/s41597-024-03559-8)
 
 #### MRS
 
--   (publication forthcoming)
+-   Bouchard, A.E., Wong, D., Bogner, W., Gau, R., Halchenko, Y.O., Lamb, D.G., Markiewicz, C.J., Mullins, P.G.,
+    Niso, G., Oeltzschner, G., BIDS Maintainers, Clarke, W.T., Wilson, M., Mikkelsen, M. (2025).
+    **MRS-BIDS, an extension to the Brain Imaging Data Structure for magnetic resonance spectroscopy**.
+    Scientific Data 12, (13841).
+    [doi:10.1038/s41597-025-05543-2](https://doi.org/10.1038/s41597-025-05543-2)
 
 ### Research Resource Identifier (RRID)