Results 11 to 20 of about 292,818 (254)

Three classes of Earliness-Tardiness (E/T) scheduling problems

open access: yesFuel Communications, 2022
In this work, the tolerance window defined as the variations of gains and penalty associated with the earliness component of the Linear Composite Objective Function (LCOF) of Earliness–Tardiness (E/T) scheduling problems were explored to establish three ...
Saheed Akande, Ganiyu Ajisegiri
doaj   +1 more source

Energy and bursty packet loss tradeoff over fading channels: a system-level model [PDF]

open access: yes, 2018
Energy efficiency and quality of service (QoS) guarantees are the key design goals for the 5G wireless communication systems. In this context, we discuss a multiuser scheduling scheme over fading channels for loss tolerant applications.
Butt, Muhammad Majid   +2 more
core   +1 more source

Effects of Acute Sleep Deprivation Resulting from Night Shift Work on Young Doctors

open access: yesActa Médica Portuguesa, 2015
Introduction: To evaluate sleep deprivation and its effects on young physicians in relation to concentration capacity and psychomotor performance.
Inês Sanches   +3 more
doaj   +1 more source

Influencing Factors for Sleep Quality Among Shift-working Nurses: A Cross-Sectional Study in China Using 3-factor Pittsburgh Sleep Quality Index

open access: yesAsian Nursing Research, 2016
Purpose: The aim of this study was to identify influencing factors for sleep quality among shift-working nurses based on a three-factor scoring model that included sleep efficacy, sleep quality and daily dysfunction.
Li Zhang, BSc   +3 more
doaj   +1 more source

Pediatric resident’s perception of night float system compared to 24 hours system, a prospective study

open access: yesBMC Medical Education, 2021
Background The study aims to evaluate the perceptions of pediatric residents under the night float (NF) on-call system and its impact on well-being, education, and patient safety compared with the traditional 24-h on-call system.
Fahad Alsohime   +10 more
doaj   +1 more source

Risk Factors for Breast Cancer, Including Occupational Exposures

open access: yesSafety and Health at Work, 2011
The knowledge on the etiology of breast cancer has advanced substantially in recent years, and several etiological factors are now firmly established. However, very few new discoveries have been made in relation to occupational risk factors.
Elisabete Weiderpass   +2 more
doaj   +1 more source

Over ‘sexed’ regulation and the disregarded worker: an overview of the impact of sexual entertainment policy on lap-dancing club workers [PDF]

open access: yes, 2013
In England and Wales, with the introduction of Section 27 of the Policing and Crime Act 2009, lap-dancing clubs can now be licensed as Sexual Entertainment Venues.
Attwood   +20 more
core   +1 more source

Process evaluation of a tailored mobile health intervention aiming to reduce fatigue in airline pilots

open access: yesBMC Public Health, 2016
Background MORE Energy is a mobile health intervention which aims to reduce fatigue and improve health in airline pilots. The primary objective of this process evaluation was to assess the reach, dose delivered, compliance, fidelity, barriers and ...
Alwin van Drongelen   +4 more
doaj   +1 more source

Oral tolerance to cancer can be abrogated by T regulatory cell inhibition [PDF]

open access: yes, 2014
Oral administration of tumour cells induces an immune hypo-responsiveness known as oral tolerance. We have previously shown that oral tolerance to a cancer is tumour antigen specific, non-cross-reactive and confers a tumour growth advantage.
A Micheli   +27 more
core   +4 more sources

Long-term deleterious effects of night work on sleep

open access: yesSleep Science, 2011
Objective: To investigate whether poor sleep quality is related to night work, either currently or in the past. Methods: A cross-sectional study was performed with female nursing workers. Sleep problems were evaluated through questions on
Lúcia Rotenberg   +3 more
doaj   +1 more source

Home - About - Disclaimer - Privacy