TY  - RPRT
TI  - Rate-responsive pacing based on sympathetic activity.
AU  - H Hutten
AU  - M Schaldach
PY  - 1993
DO  - 10.1007/bf02446658
UR  - https://pubmed.ncbi.nlm.nih.gov/8231312/
ID  - 8231312
ER  -