References
- Corney, G. M. and Seemann, H. E. (1947) A logarithmic step tablet for X-rays. Non-destructive testing, 6, p. 27.
- (1957) Device for standardizing x-ray techniques. Publ. Health Rep, 72, p. 76.
- Harris Jr, J. H. , Tuddenham, W. J. and Stanton L. et coll. (1956) Development of a chest phantom for use in radiologic dosimetry. Radiology, 67, p. 805.
- Kieffer, J. and Seideman, R. M. (1946) Photographic measurement of radiation quality and quantity. Science, 104, p. 596.
- Roderick, J. F. (1959) Plastic roentgen-ray phantoms. Amer. J. Roentgenol, 81, p. 331.
- Splettstosser, H. R. and Seemann, H. E. (1955) A phantom for physical studies in chest radiography. Radiology, 64, p. 114.
- Splettstosser, H. R. and Seemann, H. E. (1957) Construction of a chest phantom for radiographic experimentation. Med. Radiogr. Photogr, 33, p. 20.
- Weidman, W. H. and Kieffer, J. (1944) Control, duplication and standardization of radiographic technique. Amer. Rev. Tuberc, 49, p. 203.