Latchaw, R E Iohexol vs. metrizamide: study of efficacy and morbidity in cervical myelography. [electronic resource] - AJNR. American journal of neuroradiology - 931-3 p. digital Publication Type: Clinical Trial; Controlled Clinical Trial; Journal Article ISSN: 0195-6108 Subjects--Topical Terms: AdultAgedCervical VertebraeClinical Trials as TopicContrast Media--adverse effectsFemaleHeadache--chemically inducedHumansIodobenzoatesIohexolMaleMetrizamide--adverse effectsMiddle AgedMyelography--methodsNausea--chemically inducedTriiodobenzoic Acids--adverse effectsVomiting--chemically induced