TY  - RPRT
TI  - Incentive spirometer for bedside studies.
AU  - D J Scheinhorn
AU  - W Warner
AU  - E Ellis
PY  - 1982
DO  - 10.1097/00007611-198206000-00013
UR  - https://pubmed.ncbi.nlm.nih.gov/7089620/
ID  - 7089620
ER  -