Chemical sensors for detecting analytes in {HEAD ~ fluids} comprise {TAIL ~ first and second conductive elements} electrically coupled to and separated by a chemically sensitive resistor which provides an electrical path between the conductive elements 
Chemical sensors for detecting analytes in { HEAD ~ fluids } comprise { TAIL ~ first and second conductive elements } electrically coupled to and separated by a chemically sensitive resistor which provides an electrical path between the conductive elements
OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH