Transition ratios for the product-ion-poor: Activation energy modulation in the absence of distinct neutral losses

Controlling variance for self-collected plasma; anatomy, analysis and accuracy

Liberate, equilibrate and automate: Immunosuppressant analysis in whole blood

Providing absolute certainty without absolute quantity

Development and validation of a liquid chromatography tandem mass spectometry bioanalytical method for the 11-oxygenated androgens 11-ketotestosterone, 11-hydrotestosterone and 11-hydroxyandrostenedione in serum or plasma