The disclosure also pertains to {HEAD ~ apparatus}, such as {TAIL ~ X ray exposure apparatus}, that include one or more X ray generating devices 
such as
The disclosure also pertains to { HEAD ~ apparatus } , such as { TAIL ~ X ray exposure apparatus } , that include one or more X ray generating devices
OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD OTH REL REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH