Such methods allow for {TAIL ~ the quantitative analysis} of the target organic compound and may be competitive or non competitive immunoassays in which the dose response is directly or indirectly proportional to {HEAD ~ the concentration} of spectinomycin related substances 
Such methods allow for { TAIL ~ the quantitative analysis } of the target organic compound and may be competitive or non competitive immunoassays in which the dose response is directly or indirectly proportional to { HEAD ~ the concentration } of spectinomycin related substances
OTH OTH OTH OTH 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 OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH