The criteria defining guidelines apply until they are accepted to reduce the confusion of the standard, which is also known as standard changes are difficult, but the code will change.
The criteria used to define the practice was widely accepted because of the need to reduce the confusion that standard. It is difficult to change However, the code will be changed
The criteria used to practice is accepted, because want to reduce the confusion of the so-called standard. Standard, which can be difficult. But the code will be changed.