this paper proposes a new mathematical model for designing and planning postal parcels carriage and postal networks. the objective of postal network designing is to determine the location, size and connection between the postal stations in a city, province or country. in this paper, a kind of multiple locations-allocations hub problem with limited capacity in collecting, distributing and broadc...

To the Editor: We write to support Hurt et al. regarding the urgent necessity of point-of-care (POC) test kits with enhanced sensitivity for influenza diagnosis. Recent evaluations of three POC tests, the Binax Now, BD, Directigen EZ and Quidel Quick Vue, with stock viruses and clinical specimens have been enlightening. Although at high virus concentration they matched real-time RT-PCR results ...

Commercially available kits (Mycobacterium avium Complex Rapid Diagnostic System and Mycobacterium tuberculosis Complex Rapid Diagnostic System; Gen-Probe, Inc., San Diego, Calif.) utilizing nucleic acid hybridization for the rapid identification of members of the M. avium-M. intracellulare complex and M. tuberculosis complex were evaluated by using 339 clinical and American Type Culture Collec...

The '80 h Ethyl Glucuronide (EtG) test' has become an idiom of the alcohol testing community, a review of the literature shows this window of detection applies only to extreme cases. EtG testing is becoming more common as a method to test for alcohol consumption in individuals who have been ordered to abstain from alcohol consumption. We tested 19 subjects using commercially available EtG kits....

The spencerlab DIGITAL COLOR LABORATORY has conducted cartridge reliability comparison testing of original HP Inc. [HP] inkjet cartridges, four (4) non-HP brands of Remanufactured ink cartridges, and four (4) non-HP brands of Refill retailers/Refill ink kits sold as substitutes in North America (NA). The study included testing of HP #61XL, #62XL, #63XL, #564XL, #950XL, #951XL, #970XL, and #971X...