Research Article
A Validated Volumetric Absorptive Microsampling-Liquid Chromatography Tandem Mass Spectrometry Method to Quantify Doxycycline Levels in Urine: An Application to Monitor the Malaria Chemoprophylaxis Compliance
Figure 2
Concentrations of doxycycline in urine samples from workers under chemoprophylaxis quantified after direct dilution versus microsampling collection.