TY  - RPRT
TI  - A computer program for calculation and interpretation of pulmonary function studies.
AU  - J H Ellis
AU  - S P Perera
AU  - D C Levin
PY  - 1975
DO  - 10.1378/chest.68.2.209
UR  - https://pubmed.ncbi.nlm.nih.gov/1097204/
ID  - 1097204
ER  -