Publications by authors named "Charl Els"

Claim this Profile
E
Evaluating the Efficacy of Telehealth-Based Treatments for Depression in Adults: A Rapid Review and Meta-Analysis.
Behdin Nowrouzi-Kia, Ali Bani-Fatemi, Tanya D Jackson, Anson Kwok Choi Li, Vijay Kumar Chattu, Charl Els

J Occup Rehabil· December 2025

Social Media Activity not collected for this article yet.

Sign Up to Request Social Media Analysis
H
Hallmarks of primary headache: part 2- Tension-type headache.
Li-Ling Hope Pan, Yu-Hsiang Ling, Shuu-Jiun Wang, Linda Al-Hassany, Wei-Ta Chen, Charl Els

J Headache Pain· July 2025

Social Media Activity not collected for this article yet.

Sign Up to Request Social Media Analysis
F
Fitness-to-work considerations in the paradigmatic pain condition of headache disorder.
Xiangning Fan, Ellina Lytvyak, Charl Els, Sebastian Straube

J Headache Pain· January 2025

Social Media Activity not collected for this article yet.

Sign Up to Request Social Media Analysis
M
Mindfulness-based Practices in Workers to Address Mental Health Conditions: A Systematic Review.
Quentin Durand-Moreau, Tanya Jackson, Danika Deibert, Charl Els, Janice Y Kung

Saf Health Work· September 2023

Social Media Activity not collected for this article yet.

Sign Up to Request Social Media Analysis
H
High-dose opioids for chronic non-cancer pain: an overview of Cochrane Reviews.
Charl Els, Tanya D Jackson, Reidar Hagtvedt, Diane Kunyk, Barend Sonnenberg

Cochrane Database Syst Rev· March 2023

Social Media Activity not collected for this article yet.

Sign Up to Request Social Media Analysis
R
Risk Factors for Developing Concurrent Posttraumatic Stress Injury After Work-Related Musculoskeletal Injury: A Case-Control Study.
Douglas P Gross, Geoffrey S Rachor, Brandon K Krebs, Shelby S Yamamoto, Bruce D Dick, Charl Els

J Occup Environ Med· September 2022

Social Media Activity not collected for this article yet.

Sign Up to Request Social Media Analysis
C
Cannabis use before safety-sensitive work: What delay is prudent?
Mace Beckson, Reidar Hagtvedt, Charl Els

Neurosci Biobehav Rev· February 2022

Social Media Activity not collected for this article yet.

Sign Up to Request Social Media Analysis
C
Characteristics and Prognostic Factors for Return to Work in Public Safety Personnel with Work-Related Posttraumatic Stress Injury Undergoing Rehabilitation.
Douglas P Gross, Geoffrey S Rachor, Shelby S Yamamoto, Bruce D Dick, Cary Brown, Charl Els

J Occup Rehabil· December 2021

Social Media Activity not collected for this article yet.

Sign Up to Request Social Media Analysis
R
Random drug and alcohol testing for preventing injury in workers.
Charl Els, Tanya D Jackson, Mathew T Milen, Diane Kunyk, Graeme Wyatt

Cochrane Database Syst Rev· December 2020

Social Media Activity not collected for this article yet.

Sign Up to Request Social Media Analysis
V
Varenicline: mode of action, efficacy, safety and accumulated experience salient for clinical populations.
Serena Tonstad, Cynthia Arons, Hans Rollema, Ivan Berlin, Peter Hajek, Charl Els

Curr Med Res Opin· May 2020

Social Media Activity not collected for this article yet.

Sign Up to Request Social Media Analysis
C
Cannabis, crashes and blood: challenges for observational research.
Mace Beckson, Alan W Jones, Charl Els, Reidar Hagtvedt

Addiction· March 2020

Social Media Activity not collected for this article yet.

Sign Up to Request Social Media Analysis
A
A bidirectional path analysis model of smoking cessation self-efficacy and concurrent smoking status: impact on abstinence outcomes.
Matthew Clyde, Andrew Pipe, Robert Reid, Charl Els, Heather Tulloch

Addict Biol· September 2019

Social Media Activity not collected for this article yet.

Sign Up to Request Social Media Analysis
N
Nicotine metabolite ratio and smoking outcomes using nicotine replacement therapy and varenicline among smokers with and without psychiatric illness.
Matthew Clyde, Andrew Pipe, Charl Els, Robert Reid, Angel Fu

J Psychopharmacol· September 2018

Social Media Activity not collected for this article yet.

Sign Up to Request Social Media Analysis
D
Determination of Death in Execution by Lethal Injection in China.
Norbert W Paul, Arthur Caplan, Michael E Shapiro, Charl Els, Kirk C Allison

Camb Q Healthc Ethics· July 2018

Social Media Activity not collected for this article yet.

Sign Up to Request Social Media Analysis
A
Adverse events associated with medium- and long-term use of opioids for chronic non-cancer pain: an overview of Cochrane Reviews.
Charl Els, Tanya D Jackson, Diane Kunyk, Vernon G Lappi, Barend Sonnenberg

Cochrane Database Syst Rev· October 2017

Social Media Activity not collected for this article yet.

Sign Up to Request Social Media Analysis
H
High-dose opioids for chronic non-cancer pain: an overview of Cochrane Reviews.
Charl Els, Tanya D Jackson, Reidar Hagtvedt, Diane Kunyk, Barend Sonnenberg

Cochrane Database Syst Rev· October 2017

Social Media Activity not collected for this article yet.

Sign Up to Request Social Media Analysis
F
Factor structure of the Smoking Cessation Self-Efficacy Questionnaire among smokers with and without a psychiatric diagnosis.
Matthew Clyde, Andrew Pipe, Charl Els, Robert Reid, Heather Tulloch

Psychol Addict Behav· March 2017

Social Media Activity not collected for this article yet.

Sign Up to Request Social Media Analysis
H
Human rights violations in organ procurement practice in China.
Norbert W Paul, Arthur Caplan, Michael E Shapiro, Charl Els, Kirk C Allison

BMC Med Ethics· February 2017

Social Media Activity not collected for this article yet.

Sign Up to Request Social Media Analysis
T
The Quit Experience and Concerns of Smokers With Psychiatric Illness.
Heather E Tulloch, Andrew L Pipe, Matthew J Clyde, Robert D Reid, Charl Els

Am J Prev Med· June 2016

Social Media Activity not collected for this article yet.

Sign Up to Request Social Media Analysis
F
Flexible, dual-form nicotine replacement therapy or varenicline in comparison with nicotine patch for smoking cessation: a randomized controlled trial.
Heather E Tulloch, Andrew L Pipe, Charl Els, Matthew J Clyde, Robert D Reid

BMC Med· June 2016

Social Media Activity not collected for this article yet.

Sign Up to Request Social Media Analysis
"
"Decision-critical" work: a conceptual framework.
Xiangning Fan, Charl Els, Kenneth J Corbet, Sebastian Straube

J Occup Med Toxicol· May 2016

Social Media Activity not collected for this article yet.

Sign Up to Request Social Media Analysis
H
Historical development and current status of organ procurement from death-row prisoners in China.
Kirk C Allison, Arthur Caplan, Michael E Shapiro, Charl Els, Norbert W Paul

BMC Med Ethics· December 2015

Social Media Activity not collected for this article yet.

Sign Up to Request Social Media Analysis
A
Are chronically ill patients high users of homecare services in Canada?
Donna M Wilson, Corrine D Truman, Jessica A Hewitt, Charl Els

Am J Manag Care· October 2015

Social Media Activity not collected for this article yet.

Sign Up to Request Social Media Analysis
O
Organ transplantation in China: concerns remain.
Huige Li, Michael E Shapiro, Charl Els, Kirk C Allison

Lancet· March 2015

Social Media Activity not collected for this article yet.

Sign Up to Request Social Media Analysis
I
Interrupting the disease of tobacco addiction.
Charl Els

J Dent Hyg· February 2015

Social Media Activity not collected for this article yet.

Sign Up to Request Social Media Analysis