He refined this technique over the years until 1933 when he performed large-scale testing.
A different set of techniques have been developed for "large-scale multiple testing", in which thousands or even greater numbers of tests are performed.
If the study is begun, it would be one of the fastest movements in medical history from the discovery of a method to its large-scale testing.
The first large-scale testing of the rocket launchers took place at the end of 1938, when 233 rounds of various types were used.
The drug is now undergoing large-scale testing in Sweden.
In the United States, large-scale testing is usually done almost entirely with multiple-choice questions.
The E14 was one of two sub-munitions used in large-scale testing aimed at learning the feasibility and result of an air-dropped insect attack.
Soon after construction at the facility was complete it was found that the area was unsuitable for large-scale testing of biological agents.
Equipment is being installed and large-scale testing is scheduled to begin after Thanksgiving and continue for about six months.
I know of no large-scale testing on human subjects with chemical or biological weapons that was performed without some level of informed consent.