Value of spirometry in diagnosis and staging of airflow limitation Tawfik, Sarah H.; Othman, Ahmed H.; Ahmed, Khaled H.; More Tawfik, Sarah H.; Othman, Ahmed H.; Ahmed, Khaled H.; El-Din Abdel Kader, Randa E. Less Journal of Current Medical Research and Practice. 8(3):117-122, Jul-Sep 2023. Abstract Abstract Favorite PDF Permissions Go to Full Text of this Article Open