TY  - RPRT
TI  - A time indicator for direct marking during serial radiography.
AU  - R V FABEN
PY  - 1961
DO  - 10.1259/0007-1285-34-402-394
UR  - https://pubmed.ncbi.nlm.nih.gov/13697764/
ID  - 13697764
ER  -