TY  - RPRT
TI  - Doppler-improved Allen test.
AU  - G R McSwain
AU  - J A Ameriks
PY  - 1979
DO  - 10.1097/00007611-197912000-00043
UR  - https://pubmed.ncbi.nlm.nih.gov/515784/
ID  - 515784
ER  -