Further, {HEAD ~ the increased base width} of the parasitic BJT transistor 39 increases {TAIL ~ its trigger voltage} 
Further , { HEAD ~ the increased base width } of the parasitic BJT transistor 39 increases { TAIL ~ its trigger voltage }
OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL