{HEAD ~ The method} in {TAIL ~ accordance} with the present invention is compatible with conventional CMOS fabrication processes to form a zener diode and a lateral silicon controlled rectifier constituting an on chip ESD protection circuit in a semiconductor substrate 
{ HEAD ~ The method } in { TAIL ~ accordance } with the present invention is compatible with conventional CMOS fabrication processes to form a zener diode and a lateral silicon controlled rectifier constituting an on chip ESD protection circuit in a semiconductor substrate
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