References
- Welch , M. J. 1969 . Yearbook of nuclear medicine , Edited by: Quinn , L. J. Vol. Vglx4 , 6 Chicago : Yearbook Medical Publishers .
- Christman , D. R. , Hoyte , R. M. and Wolf , A. P. 1970 . J. Nucl. Med. , 11 : 474
- Goulding , R. W. and Palmer , A. J. 1972 . Int. J. Appl. Radiat. Isotopes , 2J : 133
- SchSllkopf , U. and Gerhart , F. 1968 . Angew. Chem., Q , : 842