Nikpey, Ahmad, Hamzeh Saeidabadi, Salman Sheikhi, Saeed Yari, and Tayyebeh Jaddi Madarsara. “Evaluation of Respiratory Exposure to 4,4-Methylene Diphenyl Diisocyanate (MDI) Vapors in Foam Injection Workers in a Household Appliance Manufacturing Company: An Occupational Carcinogen”. Asian Pacific Journal of Environment and Cancer 2, no. 1 (April 24, 2019): 23-27. Accessed December 3, 2021. http://waocp.com/journal/index.php/apjec/article/view/302.