TY  - RPRT
TI  - Nitroglycerin ointment: a review.
AU  - G S Francis
AU  - A D Hagan
PY  - 1977
DO  - 10.1177/000331977702801208
UR  - https://pubmed.ncbi.nlm.nih.gov/414640/
ID  - 414640
ER  -