Data supplied by Nyegaard and Co. A/S, Oslo, Norway.
2.
Data supplied by Mallinckrodt Chemical Co., St. Louis, Missouri.
3.
3. Data supplied by E. R. Squibb & Sons, New York, N. Y.
4.
Lehman, J.S. , and Debbas, J.N.: An evaluation of cardiovascular contrast media. Radiology, 76: 548, 1961.
5.
Fischer, H.W. , and Eckstein, J.: Comparison of cerebral angiographic contrast media by their circulatory efforts. Am. J. Roentgenol., 86: 166, 1961.
6.
Margolis, G. , Tarazi, A.K., and Grimson, K.S.: Contrast medium injury to the spinal cord produced by aortography. J. Neurosurg., 13: 349, 1956.
7.
Stokes, J.M. , and Bernard, H.R.: Nephrotoxicity of iodinated contrast media . Ann. Surg., 153: 299, 1961.
8.
Read, R.C.: Cause of death in cardioangiography. J. Thorac. Surg., 38: 685, 1959.
9.
Gensini, G.G. , and Di Giorgi, S.: Myocardial toxicity of contrast agents used in angiography. Radiology, 82: 24, 1964.
10.
Lindgren, P. , and Törnell, G.: Blood circulation during and after peripheral arteriography. Acta radiol., 49: 425, 1958.
11.
Foster, J.H. , Killen, D.A., Sessions, R.T., Rhea, G.W., Winfrey, E.W., and Collins, H.A.: The relative toxicity of angiographic contrast media. Vasc. Dis., 1: 8, 1964.
12.
Hoppe, J.O. , and Archer, S.: X-ray contrast media for cardiovascular angiography . Angiology, 11: 244, 1960.
13.
McConnell, F., and Mersereau, W.A.: The effect of angiographic contrast media on arterial endothelium: an experimental study. J. Canad. Ass. Radiol., 15: 14, 1964.
14.
Bernstein, E.F., Reller, C.R., and Grage, T.B.: Experimental studies of angio-conray: A new angiographic agent. Radiology, 79: 389, 1962.
15.
Busfield, D. , Child, K.J., and Tomich, E.G.: Pharmacological and toxicological studies on Triosil, an intravenous contrast agent. Brit. J. Radiol. , 35: 815, 1962.
16.
Kodama, J.K. , Butler, W.M., Tusing, T.W., and Hallet, F.P.: Iothalamate: A new intravascular radiopaque medium with unusual pharmacotoxic inertness. Exper. & Molec. Path., 2: 65, 1963.
17.
Fischer, H.W. , Roller, G., and Hubbard, P.G.: An analysis of several factors influencing injection rates in angiography. Radiology, 83: 396, 1964.
18.
Tindall, G.T. , and Jackson, J.R.: Clinical evaluation of procaine and hypertonic glucose as possible adjuncts to carotid arteriography. J. Neurosurg., 17: 43, 1960.
19.
Dotter, C.T. , and Straube, K.R.: Low viscosity contrast media for cardiovascular visualization. Am. J. Roentgenol., 85: 1071, 1961 .
