Method 1: Using the @media At-rules. The @media rule is used to define different style rules for different media types in a single style sheet. It is usually followed by a comma-separated list of media types and the CSS declarations block containing the styles rules for target media. The style declaration in the example below tells the browser to display body content in 14 pixels Arial font on the screen, but in case of printing it will be in a 12 points Times font.
Serological tests may be performed for diagnostic purposes when an infection is suspected, in rheumatic illnesses, and in many other situations, such as checking an individual's blood type. Serology blood tests help to diagnose patients with certain immune deficiencies associated with the lack of antibodies, such as X-linked agammaglobulinemia.
Standardized, comprehensive and fully quantitative testing of autonomic functions is described. The autonomic tests consist of evaluation of all three major autonomic domains including cardiovagal, adrenergic and sudomotor.