Which of the following factors ARE NOT TAKEN INTO CONSIDERATION by epidemiologists when beginning large population studies?
• Data from animal studies suggesting a cancer-exposure link. • Cancer trends or rates that do not change over time or with location. • Changes in cancer rates within a population after that population has migrated to new area. • Pockets of cancers that cluster in a particular town or place or that are the subjects of unusual case reports. • Public health agencies classify substances as known or suspected human carcinogens based on evidence of cancer from at least one type of exposure, EXCEPT FOR • Either high short- or long-term workplace exposures. • Continuous low-level exposure or occasional exposure to carcinogens in the environment. • Continuous low-level exposure or occasional exposure to carcinogens in the workplace. • Single, acute exposures following industrial accidents or similar incidents. • Which of the following statements concerning acceptable risk levels by regulatory agencies is INCORRECT? • Acceptable risks are generally LOWER for exposure in the workplace than for e
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