RT Book, Section A1 Almashat, Sammy A1 Harrison, Robert A2 LaDou, Joseph A2 Harrison, Robert J. SR Print(0) ID 1180878496 T1 Occupational Cancer T2 CURRENT Diagnosis & Treatment: Occupational & Environmental Medicine, 6e YR 2021 FD 2021 PB McGraw Hill PP New York, NY SN 9781260143430 LK accessmedicine.mhmedical.com/content.aspx?aid=1180878496 RD 2024/04/24 AB Millions of US workers are exposed to substances that are known to cause cancer in humans. The National Institute for Occupational Safety and Health (NIOSH) has estimated that 3–6% of cancers worldwide are caused by occupational exposures and that 46,000–92,000 US workers are afflicted with cancer due to past workplace exposures every year.