![]() |
![]() |
Tuberc Respir Dis > Volume 37(2); 1990 > Article |
|
Tuberculosis and Respiratory Diseases 1990;37(2):131-139. DOI: https://doi.org/10.4046/trd.1990.37.2.131 Published online June 1, 1990. |
|
Contributors of the Severity of Airflow Limitation in COPD Patients.2012 January;72(1)
![]() |
![]() |