Update external/lab-hsa/ppe/ppe.md

external/lab-hsa/ppe/ppe.md

+---
+layout: page
+permalink: /external/lab-hsa/ppe/
+shortcut: lab:ppe
+redirect_from:
+  - /cards/lab-hsa:ppe
+  - /external/cards/lab-hsa:ppe
+  - /lab/ppe
+  - /external/external/lab-hsa/ppe/
+  - /cards/lab:ppe
+  - /external/cards/lab:ppe
+---
+
 # Personnal Protective Equipment (PPE)
 
 **First of all, before entering the laboratories**