Update src/streamlit_app.py

src/streamlit_app.py

@@ -492,7 +492,7 @@ def main():
     st.subheader("🔍 Query")
     user_input = st.text_area(
         "Enter clinical or biomedical text:",
-        placeholder="e.g. "Migraine with aura" or "ICD10 G43.1"",
+        placeholder="e.g. \"Migraine with aura\" or \"ICD10 G43.1\"",
         height=120,
         help="Enter any clinical description or biomedical concept to find similar codes"
     )