In recent years, the types and quantities of fentanyl analogs have increased rapidly.It has become a hotspot in the illicit drug control field of how to quickly identify novel fentanyl analogs and to shorten the blank regulatory period.At present, the identification methods of fentanyl analogs that have been developed mostly rely on reference mater
Abstract Background Aspergillosis in patients with impaired immunity usually presents with invasive pulmonary infection and dissemination to a variety of organs via hematogenous spread.Aspergilloma in the retroperitoneal cavity is a rare disease with only a few cases reported in the literature.To the best of our knowledge, the present case of a ret
This paper proposes a radar-based sensing system that estimates the coordinates for shorelines based on image-processing techniques.The proposed system provides shore estimations without appreciable loss of resolution and avoids the costs associated with bathymetries and/or satellite images.The system is comprised of a commercial radar, a GPS, and
In this paper, the authors analyze the current situation of agricultural production in Vietnam and affirm that fragmentation is one of the basic causes leading to ineffective potentials and low skeleton yard stakes labor productivity.Based on this, the authors propose a number of solutions to convert small-scale production to large-scale production
Due to convenience and powerfulness in dealing with vagueness and uncertainty of real situation, hesitant fuzzy set has received more and more attention and has been a hot research topic the beast sullivan supply recently.To differently process and effectively aggregate hesitant fuzzy information and capture their interrelationship, in this paper,