The phrase "laboratory testing" refers to a process in which experiments or analysis are conducted in a controlled environment to gather information and understand how something works or how it could be improved. Full definition
We take blood samples for laboratory tests in this area. (litchfieldvet.com)
Direct Labs provides direct access to a wide range of laboratory testing for those who want to take charge of their own health and personally monitor their own health and wellness. (ericbakker.com)
In laboratory tests by researcher not fully familiar with e-book usage, everything may be the same for all subjects. (librarycity.org)