chromatographyonline

Method Validation for the Determination of Cocaine Derivatives in Oral Fluid Using PESI and LC–MS

The main objectives of this study were to develop a method for the measurement of cocaine derivatives in oral fluid by coupling a probe electrospray ionization (PESI) source with quadrupole ...
Frontiers

Performance of salivary microbiota in detecting periodontitis using a machine learning approach

Periodontitis is an inflammatory oral disease that arises from complex interactions between the host immune response and dental plaque microorganisms (Pihlstrom et al., 2005; Papapanou et al., 2018).
IEEE

Adaptation and Validation of a Questionnaire on Perceived Benefits and Risks of Children's Internet Use

Abstract: The study aimed to adapt and validate a questionnaire designed to assess perceptions of the benefits and risks of internet use among children of preschool and primary school age. The ...
The Lancet

Development and validation of a novel Endoscopic ulcer Activity Score for Evaluation of Crohn's Disease (EASE-CD) using data from two randomised controlled trials

aDivision of Gastroenterology & Hepatology, Department of Medicine, Cumming School of Medicine, University of Calgary, Calgary, AL, Canada bDepartment of Community Health Sciences, University of ...
IEEE

A Time-Frequency Joint Wideband CSI Prediction Model and Its Validation Using 5 G Commercial Networks

Abstract: Channel state information (CSI) prediction, which can efficiently avoid the channel aging problem, will be essential for the design of next generation advanced transceiver. To predict ...
The Lancet

Development and validation of a prognostic model for predicting the risk of allopurinol-induced severe cutaneous adverse reactions: a retrospective new-user cohort study using ...

dSt John's Institute of Dermatology, King's College London, Guy's and St Thomas' NHS Foundation Trust, London, UK ...