Y37.7X1
Non-Billable (Header)Military operations involving chemical weapons and other forms of unconventional warfare, civilian
Code Hierarchy
└Y37Military operations└Y37.7Military operations involving chemical weapons and other forms of unconventional warfare└Y37.7XMilitary operations involving chemical weapons and other forms of unconventional warfare└Y37.7X1Military operations involving chemical weapons and other forms of unconventional warfare, civilian
└Y37.7X1Military operations involving chemical weapons and other forms of unconventional warfare, civilian