TY  - RPRT
TI  - SPIROMETRY IN SCHOOL-AGE CHILDREN.
AU  - A L DUELL
PY  - 1964
DO  - 10.1164/arrd.1964.90.1.123
UR  - https://pubmed.ncbi.nlm.nih.gov/14178618/
ID  - 14178618
ER  -