Studies on the estrogen determination method using gas chromatography.
D002849:Chromatography, Gas; D002855:Chromatography, Thin Layer; D004967:Estrogens / Q000652:urine*; D005260:Female; D006801:Humans; D007231:Infant, Newborn; D008297:Male; D011247:Pregnancy; D014316:Tritium
D004967:Estrogens; D014316:Tritium