The treatment system, which evolved as a piecemeal, grass roots movement, has been subject more to faith than to scrutiny.
In the 1970s, Bell Labs developed the UNIX computer operating system, which (evolved by others) still powers most of the world's large corporate computers.
Furthermore, he said, the opportunity to rebuild on the basis of the best modern urban planning (as opposed to the city's previous grid system, which evolved without a great deal of control) also throws up exciting possibilities.
They also say the system, which evolved through a series of inconsistent decisions, was never authorized in a comprehensive law by the national Parliament as required by recent legal reforms.
To this is added the operation of the reasoning, syntactic, brain system which evolved to help solve difficult, multistep, problems, and the use of which is encouraged by pleasant feelings when elegant, simple, and hence aesthetic solutions are found that are advantageous because they are parsimonious, and follow Occam's Razor.
This system, which evolved from similar FCC regulations governing radio, resulted in executives of television networks forming alliances with local station owners in order to air network programs across the U.S.
Bony fish present an immunological system, which evolved independently from those of animals that migrated to land 400 million years ago.
This system, which evolved as a safeguard against nonself elements, is activated early in the immune response and is conventionally viewed as a mediator of cellular destruction.
These observations may be attributable either to more complicated patient cases or to changes in the German DRG system which evolved in these years to reflect the higher expenses incurred on ICUs.
Stimuli-responsive polymer architectures are molecular systems which evolve with an external signal.
