TY  - RPRT
TI  - Applying nitroglycerin ointment correctly.
AU  - E A McConnell
PY  - 1990
DO  - 10.1097/00152193-199008000-00026
UR  - https://pubmed.ncbi.nlm.nih.gov/2122335/
ID  - 2122335
ER  -