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Monthly Archives: June 2018

Dr. Cheung & Jazmin Ricks at the American Industrial Hygiene Conference & Expo

May was a very busy month for Cogency! On May 23, Cogency’s president and founder, Dr. Hung Cheung, and Environmental/Technical Specialist, Read More >>

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  • COVID-19 Beyond Basics FAQ

    March 23, 2020

    Hung Cheung, MD, MPH, FACOEM – Environmental Epidemiology, Toxicology, Public Health Thomas Taylor III. MD, MBA – Occupational & Environmental Read More >>

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