Simultaneous Detection of Steroid Esters and Multi-Class Substances in Dried Blood Spots by LC-HRMS/MS From a Single Spot for Human Doping Control.
The direct detection of intact anabolic steroid esters in blood constitutes unequivocal evidence of exogenous administration and therefore represents a valuable target for anti-doping testing. Dried blood spots (DBSs) offer several practical advantages over conventional blood sampling and may improve the stability of s...