TY  - RPRT
TI  - Pursed lips breathing training using ear oximetry.
AU  - B L Tiep
AU  - M Burns
AU  - D Kao
AU  - R Madison
AU  - J Herrera
PY  - 1986
DO  - 10.1378/chest.90.2.218
UR  - https://pubmed.ncbi.nlm.nih.gov/3731893/
ID  - 3731893
ER  -