Haselow R E, Krause D A
Radiology. 1980 Feb;134(2):542-3. doi: 10.1148/radiology.134.2.7352251.
India ink skin markings allow consistently reproducible radiation field setups. The authors report a case in which a facial tattoo was applied with an injection, resulting in permanent "black eyes." The vaccination technique has not been associated with this complication.