Almost 20 years ago, Emami et al. presented a comprehensive set of dose tolerance limits for normal tissue organs to therapeutic radiation, which has proven essential to the field of radiation oncology.t must be noted that dose tolerance limits and dose-volume histogram (DVH) analysis only show part of the overall situation. The location where the high dose occurred could sometimes be more important than how high the dose is.
Exploratory classes are 70 minute, quarter-long courses that occur 3-4 days per week. They provide a deep delve into a topic, and are offered by internal specialist teachers and coaches as well as external partner teachers.
The explanatory thrust of the theory of class goes along the lines of a sociological hypothesis: people who have a similar location within a system of property relations will also develop other important similarities: similarities of thought, values, style, behavior, and politics, for example. group of people belong to the same class when they occupy the same position within the property system governing labor, physical assets, and perhaps intangible assets such as knowledge or money.