title: Old is the new new.
authors.forename: Stephen
authors.initials: S
authors.lastname: Balter
mesh_terms: D006328:Cardiac Catheterization; D017023:Coronary Angiography / Q000009:adverse effects; D004867:Equipment Design; D005373:Film Dosimetry; D006801:Humans; D016273:Occupational Exposure; D011482:Protective Devices; D017534:Radial Artery; D011829:Radiation Dosage; D011835:Radiation Protection / Q000295:instrumentation; D015641:Radiography, Interventional / Q000009:adverse effects; D018570:Risk Assessment; D012307:Risk Factors; D013997:Time Factors