TY  - RPRT
TI  - Postural heart block.
AU  - G W MANNING
AU  - G A SEARS
PY  - 1962
DO  - 10.1016/0002-9149(62)90074-7
UR  - https://pubmed.ncbi.nlm.nih.gov/14469378/
ID  - 14469378
ER  -