diff --git a/public/js/peGuide.js b/public/js/peGuide.js
index 8298140..a0a5937 100644
--- a/public/js/peGuide.js
+++ b/public/js/peGuide.js
@@ -1,12 +1,6 @@
 // ============================================================
 // PHYSICAL EXAM GUIDE — step-by-step OSCE reference + report generator
 // ============================================================
-// Sources for the exam content:
-//   - Bates' Guide to Physical Examination, 13th edition (technique)
-//   - Nelson Textbook of Pediatrics, 22nd edition (age-specific content)
-//   - Hutchison's Clinical Methods, 25th edition (systematic approach)
-//   - Developmental reflex timing: Fenichel Clinical Pediatric Neurology, 8th ed
-//
 // Data model:
 //   PE_DATA[ageGroup][system] = { overview, components: [{ name, steps: [{label, method, normal}], abnormalHints }] }
 // Each step has its own Normal / Abnormal / Skip toggle so the physician