امید به زندگی در مرحله 1 چقدر است؟ | امید به زندگی با COPD
What is the life expectancy at stage 1? In stage 1, patients are only marginally affected by COPD. Chronic symptoms may be absent, but coughing, sputum and shortness of breath during heavy physical exertion are typical. The lung function test is inconspicuous, many patients do not yet know anything about their lung disease. On average, … امید به زندگی در مرحله 1 چقدر است؟ | امید به زندگی با COPD