In some embodiments, {HEAD ~ the systems}, {TAIL ~ methods}, and heaters are used for treating a subsurface formation 
In some embodiments , { HEAD ~ the systems } , { TAIL ~ methods } , and heaters are used for treating a subsurface formation
OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD OTH TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH