TY  - RPRT
TI  - Improved design for a transseptal needle.
AU  - R L Rainbow
AU  - E B Raftery
AU  - C M Oakley
PY  - 1967
DO  - 10.1136/hrt.29.3.394
UR  - https://pubmed.ncbi.nlm.nih.gov/6023731/
ID  - 6023731
ER  -