Chinese Immigration and the Chinese Exclusion Acts. In the 1850s, Chinese workers migrated to the United States, first to work in the gold mines, but also to take agricultural jobs, and factory work, especially in the garment industry.
Medical Dosimetry. Medical dosimetry is a part of the field of radiation oncology involving knowledge of advanced mathematics, radiobiology, physics and anatomy. In order to shrink or eliminate tumor growth, some patients receive limited doses of radiation internally or externally.
Guidelines for the Wearing of Personal Dosimetry. Purpose: Dosimeters are issued to measure and record the amount of occupational radiation dose an individual receives as required by state and federal regulations. Dosimeters are required to be issued if an individual is likely to receive greater than 10 percent of maximum permissible dose.