TY  - RPRT
TI  - Photoplethysmography: selecting optoelectronic components.
AU  - M J Burke
AU  - M V Whelan
PY  - 1986
DO  - 10.1007/bf02446270
UR  - https://pubmed.ncbi.nlm.nih.gov/3657322/
ID  - 3657322
ER  -