TY  - RPRT
TI  - Comparative physiological and morphological aspects of pacemaker tissues.
AU  - H H Hecht
PY  - 1965
DO  - 10.1111/j.1749-6632.1965.tb49392.x
UR  - https://pubmed.ncbi.nlm.nih.gov/5217277/
ID  - 5217277
ER  -