The CONTRAST statement constructs and tests linear functions of the parameters in the MODEL statement or effects listed in the LOGLIN statement. Each set of effects (separated by commas) specifies one ...

Although contrast agents have an essential role in non-invasive imaging techniques, potential side effects limit their use. For example, both low- and iso-osmolar iodinated contrast media used in ...

Betts, Mihaela Johnson, Christine N. Davis, Alyssa Jordan, and Peyton Williams Formatting features of supers in direct-to-consumer prescription-drug advertising—such as variations in size and contrast ...

The Goetz sign refers to the negative contrast effect seen in the pulmonary artery from non-contrast enhanced blood shunting left to right from the aorta.