TY - GEN AU - Bründler,J P AU - Lewis,C M AU - De Kock,M A TI - Functional classification of chronic airflow limitation based on flow-volume and single-breath nitrogen washout criteria SN - 0025-7931 PY - 1983///0421 KW - Forced Expiratory Flow Rates KW - Humans KW - Lung Diseases, Obstructive KW - diagnosis KW - Nitrogen KW - Pulmonary Emphysema KW - Pulmonary Ventilation N1 - Publication Type: Journal Article UR - https://doi.org/10.1159/000194521 ER -