title: What you can't see can hurt you!
authors.affiliation: Cardiac Catheterization Laboratories at VA North Texas Healthcare System, USA. esbrilakis@yahoo.com
authors.forename: Emmanouil S
authors.initials: ES
authors.lastname: Brilakis
authors.forename: Vishal G
authors.initials: VG
authors.lastname: Patel
mesh_terms: D006328:Cardiac Catheterization; D006801:Humans; D016273:Occupational Exposure; D016272:Occupational Health; D014965:X-Rays