Text this: Cross validation of gas chromatography-flame photometric detection and gas chromatography-mass spectrometry methods for measuring dialkylphosphate metabolites of organophosphate pesticides in human urine

  _  __     ___       _____     ___              
 | |/ //   / _ \\    / ___//   / _ \\      ___   
 | ' //   / //\ \\   \___ \\  | / \ ||    /   || 
 | . \\  |  ___  ||  /    //  | \_/ ||   | [] || 
 |_|\_\\ |_||  |_|| /____//    \___//     \__ || 
 `-` --` `-`   `-` `-----`     `---`       -|_|| 
                                            `-`