الفهرس 
Contrast mediaOnly 14 pages are availabe for public view
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Abstract
Without the i n t r o d u c t i o n of c o n t r a s t media d i a g n o s t i c radiology would be a very r e s t r i c t e d i n v e s t i g a t i v e technique. Contrast media used a r e e i t h e r the conventional ionic c o n t r a s t media whicha r e salts of s u b s t i t u t e d triiodobenzoic acid and non i o n i c c o n t r a s t media which have low osrnolarity and l e s s t o x i c i t y .