The traffic assignment problem (TAP) with elastic demands can be formulated as an optimization problem, the objective of which is the sum of a congestion function and a disutility function. We propose ...

Campylobacter quantification by qPCR is unable to distinguish viable vs. dead cells in contrast to the culture-based ISO 10272-2 reference method. Propidium monoazide (PMA) has been used to overcome ...

Performance of a standard method depends on the quality of reagents, equipment, commercial and in-house test procedures and labs should ensure they have been validated and shown to be fit for purpose.