{HEAD ~ The control circuit} includes a plurality of current control stages , {TAIL ~ a minimum circuit} , and a control system which provides feedback from the load 
includes
{ HEAD ~ The control circuit } includes a plurality of current control stages , { TAIL ~ a minimum circuit } , and a control system which provides feedback from the load
HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH