"Chest photofluorography, also known as mass miniature radiography, is a form of diagnostic imaging known as fluorography, applied to the thorax. Historically it was used for mass screening for pulmonary tuberculosis, but became obsolete in the mid-1970s."
"The imaging technique consisted of recording a miniature photograph of the screen of x-ray fluoroscopy of the thorax. Documentation was usually through standard 35 mm or 70 mm photographic film. "
"This technique has had multiple names across multiple countries, including abreugraphy, chest photofluorography, mass chest radiography, mass chest radiophotography, mass miniature radiography, miniature chest radiography, roentgenfluorography, radiophotography, photoradioscopy, photofluorography, and schermography 1,2,4."