TY  - RPRT
TI  - Vasovagal syncope and head upright tilt table testing.
AU  - B A Campbell
PY  - 1994
DO  - 10.1097/00002727-199411000-00005
UR  - https://pubmed.ncbi.nlm.nih.gov/8000934/
ID  - 8000934
ER  -