{TAIL ~ A subprogram} which operates as {HEAD ~ a MS/PC DOS device driver} provides a communication path between a data acquisition program which operates as an interrupt driven memory resident program in background and a conventional data analysis program which operates in foreground 
{ TAIL ~ A subprogram } which operates as { HEAD ~ a MS / PC DOS device driver } provides a communication path between a data acquisition program which operates as an interrupt driven memory resident program in background and a conventional data analysis program which operates in foreground
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