References
- Sievert (1923) Acta Radiol, 2, p. 268.
- Sievert and Benner (1930) Acta Radiol, 11, p. 303.
- Benner (1931) Acta Radiol, 12, p. 401.
- Mayneord (1933) Brit. J. Radiol, 6, p. 598.
- Piccard and Stahel (1930) Strahlenther, 36, p. 347.
- Stahel (1932) J. Belge Radiol, 21, p. 361.
- Stahel (1932) Strahlenther, 44, p. 575.
- Stahel, Simon and Johner (1933) Acta Radiol, 14, p. 227.
- Mottram (1930) Brit. J. Radiol, 3, p. 62.
- Suetsugu and Braun (1931) Strahlenther, 40, p. 401.