TY  - RPRT
TI  - Technical report: digital subtraction dacryocystography.
AU  - S J King
AU  - S F Haigh
PY  - 1990
DO  - 10.1016/s0009-9260(05)82152-x
UR  - https://pubmed.ncbi.nlm.nih.gov/2245574/
ID  - 2245574
ER  -