Update index.md

Author: PatriCT240

index.md

@@ -37,7 +37,7 @@ Machine learning model for early risk stratification of kidney stone disease.
 
 <div style="border:1px solid #d9e2ec; border-radius:8px; padding:16px; margin-bottom:20px; background:#f7f9fc;">
 
-### 🧠 Antimicrobial Resistance in Spain
+### 🦠 Antimicrobial Resistance in Spain
 Predictive modeling for migraine onset using clinical and lifestyle variables.  
 👉 <a href="https://patrict240.github.io/antimicrobial-resistance-spain/">View project website</a><br>
 👉 <a href="https://github.com/PatriCT240/antimicrobial-resistance-spain">GitHub repository</a>