TY  - RPRT
TI  - [Recent studies on hemodynamic processes in ballistocardiography].
AU  - K Burkhart
AU  - L Seipel
AU  - H W Kirchhoff
PY  - 1969
UR  - https://pubmed.ncbi.nlm.nih.gov/5772012/
ID  - 5772012
ER  -