Update app.py

app.py

@@ -315,12 +315,12 @@ with gr.Blocks() as demo:
     gr.Markdown("""
     **We welcome any feedback at francesco.larosa@mssm.edu. If you find this tool useful, please consider citing:**
 
-    1. A Novel Convolutional Neural Network for Automated Multiple Sclerosis Brain Lesion Segmentation
+    1. A Novel Convolutional Neural Network for Automated Multiple Sclerosis Brain Lesion Segmentation <br>
    Dereskewicz, E., La Rosa, F., dos Santos Silva, J., Sizer, E., Kohli, A., Wynen, M., ... & Beck, E. S.
    *Journal of Neuroimaging* 35.5 (2025): e70085  
    DOI: [10.1111/jon.70085](https://doi.org/10.1111/jon.70085)
 
-    2. nnU-Net: A Self-Configuring Method for Deep Learning-Based Biomedical Image Segmentation  
+    2. nnU-Net: A Self-Configuring Method for Deep Learning-Based Biomedical Image Segmentation <br>
    F. Isensee, P. F. Jaeger, S. A. Kohl, J. Petersen, & K. H. Maier-Hein.  
    *Nature Methods.* 2021;18(2):203-211.  
    DOI: [10.1038/s41592-020-01008-z](https://www.nature.com/articles/s41592-020-01008-z)