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Chronic obstructive pulmonary disease
Healthcare system encounters before COPD diagnosis: a registry-based longitudinal cohort study

Authors

  • Kate M Johnson Respiratory Evaluation Sciences Program, Collaboration for Outcomes Research and Evaluation, The University of British Columbia Faculty of Pharmaceutical Sciences, Vancouver, British Columbia, Canada PubMed articlesGoogle scholar articles
  • Amir Khakban Respiratory Evaluation Sciences Program, Collaboration for Outcomes Research and Evaluation, The University of British Columbia Faculty of Pharmaceutical Sciences, Vancouver, British Columbia, Canada PubMed articlesGoogle scholar articles
  • Stirling Bryan Centre for Clinical Epidemiology and Evaluation, Vancouver Coastal Health Research Institute, Vancouver, British Columbia, Canada PubMed articlesGoogle scholar articles
  • Don D Sin University of British Columbia Centre for Heart Lung Innovation, St. Paul's Hospital, Vancouver, British Columbia, Canada Institute for Heart and Lung Health, The University of British Columbia Department of Medicine, Vancouver, British Columbia, Canada PubMed articlesGoogle scholar articles
  • Mohsen Sadatsafavi Respiratory Evaluation Sciences Program, Collaboration for Outcomes Research and Evaluation, The University of British Columbia Faculty of Pharmaceutical Sciences, Vancouver, British Columbia, Canada Centre for Clinical Epidemiology and Evaluation, Vancouver Coastal Health Research Institute, Vancouver, British Columbia, Canada PubMed articlesGoogle scholar articles
  1. Correspondence to Kate M Johnson, Respiratory Evaluation Sciences Program, Collaboration for Outcomes Research and Evaluation, The University of British Columbia Faculty of Pharmaceutical Sciences, Vancouver, BC V6T 1Z3, Canada; kate.johnson{at}alumni.ubc.ca
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Citation

Johnson KM, Khakban A, Bryan S, et al
Healthcare system encounters before COPD diagnosis: a registry-based longitudinal cohort study
Thorax 2020;75:108-115.

Publication history

  • Received May 7, 2019
  • Revised September 20, 2019
  • Accepted October 16, 2019
  • First published November 8, 2019.
Online issue publication 
January 27, 2020

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© Author(s) (or their employer(s)) 2020. No commercial re-use. See rights and permissions. Published by BMJ.