TY  - RPRT
TI  - Electrocardiographic classification for population comparisons. The Minnesota code.
AU  - H Blackburn
PY  - 1969
DO  - 10.1016/s0022-0736(69)80044-0
UR  - https://pubmed.ncbi.nlm.nih.gov/5780211/
ID  - 5780211
ER  -