Endocrine Abstracts

The use of LC–MS/MS quantitative methods in clinical and research laboratories is becoming a well established reality that may overcome specificity and accuracy limits of immunoassays. Nevertheless, among different LC–MS/MS methods an agreement on the values that are to be considered normal or pathologic has not been reached yet, and this is mainly due to differences in LC–MS/MS methods, to the poor or absent availability of reference material and to the selecti...