Comparison of respiratory symptoms and pulmonary functions of adult male cigarette smokers and non-smokers in Sri Lanka; A comparative analytical study

• Prasanna Herath ,

  Roles Conceptualization, Data curation, Formal analysis, Funding acquisition, Investigation, Methodology, Project administration, Validation, Visualization, Writing – original draft

  * E-mail: prasannah@kdu.ac.lk

  Affiliation Department of Nursing and Midwifery, Faculty of Allied Health Sciences, General Sir John Kotelawala Defence University, Dehiwala-Mount Lavinia, Sri Lanka

  https://orcid.org/0000-0001-6470-2229

  ⨯
• Savithri Wasundara Wimalasekera,

  Roles Conceptualization, Data curation, Methodology, Project administration, Supervision, Validation, Visualization, Writing – review & editing

  Affiliation Faculty of Medical Sciences University of Sri Jayewardenepura, Nugegoda, Sri Lanka

  ⨯
• Thamara Dilhani Amarasekara,

  Roles Conceptualization, Methodology, Resources, Supervision, Writing – review & editing

  Affiliation Department of Nursing and Midwifery, Faculty of Allied Health Sciences, University of Sri Jayewardenepura, Nugegoda, Sri Lanka

  https://orcid.org/0000-0003-0191-0973

  ⨯
• Manoj Sanjeewa Fernando,

  Roles Conceptualization, Data curation, Formal analysis, Investigation, Methodology, Resources, Supervision, Writing – review & editing

  Affiliation Department of Health Promotion, Rajarata University of Sri Lanka, Mihintale, Anuradhapura, Sri Lanka

  ⨯
• Sue Turale

  Roles Methodology, Supervision, Writing – review & editing

  Affiliation Faculty of Nursing, Chiang Mai University, Chiang Mai, Thailand

  ⨯