Impact of direct substitution of arm span length for current standing height in elderly COPD

by Chaicharn Pothirat, Warawut Chaiwong, Nittaya Phetsuk
Published 2018

Quality assurance of spirometry for COPD clinic accreditation in Thailand

by Chaicharn Pothirat, Warawut Chaiwong, Nittaya Phetsuk
Published 2018

Impact of direct substitution of arm span length for current standing height in elderly COPD

by Chaicharn Pothirat, Warawut Chaiwong, Nittaya Phetsuk
Published 2018

E valuating inhaler use technique in COPD patients

by Chaicharn Pothirat, Warawut Chaiwong, Nittaya Phetsuk, Sangnual Pisalthanapuna, Nonglak Chetsadaphan, Woranoot Choomuang
Published 2018

Acomparative study of COPD burden between urban vs rural communities in northern Thailand

by Chaicharn Pothirat, Warawut Chaiwong, Nittaya Phetsuk, Sangnual Pisalthanapuna, Nonglak Chetsadaphan, Juthamas Inchai
Published 2018

Major affective disorders in chronic obstructive pulmonary disease compared with other chronic respiratory diseases

by Chaicharn Pothirat, Warawut Chaiwong, Nittaya Phetsuk, Sangnual Pisalthanapuna, Nonglak Chetsadaphan, Juthamas Inchai
Published 2018

Major chronic respiratory diseases in Chiang Mai: Prevalence, clinical characteristics, and their correlations

by Chaicharn Pothirat, Nittaya Phetsuk, Chalerm Liwsrisakun, Chaiwat Bumroongkit, Athavudh Deesomchok, Theerakorn Theerakittikul
Published 2018

Major affective disorders in chronic obstructive pulmonary disease compared with other chronic respiratory diseases

by Chaicharn Pothirat, Warawut Chaiwong, Nittaya Phetsuk, Sangnual Pisalthanapuna, Nonglak Chetsadaphan, Juthamas Inchai
Published 2018

E valuating inhaler use technique in COPD patients

by Chaicharn Pothirat, Warawut Chaiwong, Nittaya Phetsuk, Sangnual Pisalthanapuna, Nonglak Chetsadaphan, Woranoot Choomuang
Published 2018

Acomparative study of COPD burden between urban vs rural communities in northern Thailand

by Chaicharn Pothirat, Warawut Chaiwong, Nittaya Phetsuk, Sangnual Pisalthanapuna, Nonglak Chetsadaphan, Juthamas Inchai
Published 2018

Clinical characteristics, management in real world practice and long-term survival among COPD patients of northern Thailand COPD club members

by Chaicharn Pothirat, Nittaya Phetsuk, Athavudh Deesomchok, Theerakorn Theerakittikul, Chaiwat Bumroongkit, Chalerm Liwsrisakun, Juthamas Inchai
Published 2018

PM<inf>10</inf>-related DNA damage, cytokinetic defects, and cell death in COPD patients from Chiang Dao district, Chiang Mai, Thailand

by Klintean Wunnapuk, Chaicharn Pothirat, Siriphorn Manokeaw, Nittaya Phetsuk, Warawut Chaiwong, Rochana Phuackchantuck, Tippawan Prapamontol
Published 2019

Peak expiratory flow rate as a surrogate for forced expiratory volume in I second in COPD severity classification in Thailand

by Chaicharn Pothirat, Warawut Chaiwong, Nittaya Phetsuk, Chalerm Liwsrisakun, Chaiwat Bumroongkit, Athavudh Deesomchok, Theerakorn Theerakittikul, Atikun Limsukon
Published 2018

The risk factors and clinical course of asthma with fixed airflow limitation

by Chaicharn Pothirat, Warawut Chaiwong, Chalerm Liwsrisakun, Chaiwat Bumroongkit, Athavudh Deesomchok, Theerakorn Theerakittikul, Atikun Limsukon, Nittaya Phetsuk
Published 2018

The relationship between body composition and clinical parameters in chronic obstructive pulmonary disease

by Chaicharn Pothirat, Warawut Chaiwong, Nittaya Phetsuk, Chalerm Liwsrisakun, Chaiwat Bumroongkit, Athavudh Deesomchok, Theerakorn Theerakittikul, Atikun Limsukon
Published 2018

Peak expiratory flow rate as a surrogate for forced expiratory volume in I second in COPD severity classification in Thailand

by Chaicharn Pothirat, Warawut Chaiwong, Nittaya Phetsuk, Chalerm Liwsrisakun, Chaiwat Bumroongkit, Athavudh Deesomchok, Theerakorn Theerakittikul, Atikun Limsukon
Published 2018

Effect of the Application of the Global Lung Initiative 2012 Spirometry Reference Equation on the Diagnosing and Classifying Degree of Airway Obstruction in Thai Adults Aged 40 to...

by Warawut Chaiwong, Chaicharn Pothirat, Chalerm Liwsrisakun, Nittaya Phetsuk, Chaiwat Bumroongkit, Athavudh Deesomchok, Theerakorn Theerakittikul, Atikun Limsukon
Published 2019

The short-term associations of particular matters on non-accidental mortality and causes of death in Chiang Mai, Thailand: a time series analysis study between 2016-2018

by Chaicharn Pothirat, Warawut Chaiwong, Chalerm Liwsrisakun, Chaiwat Bumroongkit, Athavudh Deesomchok, Theerakorn Theerakittikul, Atikun Limsukon, Pattraporn Tajarernmuang, Nittaya Phetsuk
Published 2020

Acute effects of air pollutants on daily mortality and hospitalizations due to cardiovascular and respiratory diseases

by Chaicharn Pothirat, Warawut Chaiwong, Chalerm Liwsrisakun, Chaiwat Bumroongkit, Athavudh Deesomchok, Theerakorn Theerakittikul, Atikun Limsukon, Pattraporn Tajarernmuang, Nittaya Phetsuk
Published 2019

Influence of particulate matter during seasonal smog on quality of life and lung function in patients with chronic obstructive pulmonary disease

by Chaicharn Pothirat, Warawut Chaiwong, Chalerm Liwsrisakun, Chaiwat Bumroongkit, Athavudh Deesomchok, Theerakorn Theerakittikul, Atikun Limsukon, Pattraporn Tajaroenmuang, Nittaya Phetsuk
Published 2019