TY  - RPRT
TI  - Ventilatory function measured with the Micro Spirometer: performance evaluation and reference values.
AU  - T P Ng
AU  - W C Tan
AU  - K P Hui
PY  - 1995
UR  - https://pubmed.ncbi.nlm.nih.gov/7574423/
ID  - 7574423
ER  -