Background Lao PDR reported a low number of confirmed SARS-CoV-2 cases until the introduction of COVID-19 vaccines in April 2021. This raised doubts about whether the reported number reflected the tru
Lung function data presented as % of predicted values for donor's gender, age and height. F: Female, M: Male, NSCLC: non small cell lung carcinoma, COPD: chronic obstructive pulmonary disease, Ca: car
