Cohen RA, Rose CS, Go LHT, Zell-Baran LM, Almberg KS, Sarver EA, Lowers HA, Iwaniuk C, Clingerman SM, Richardson DL, Abraham JL, Cool CD, Franko AD, Hubbs AF, Murray J, Orandle MS, Sanyal S, Vorajee NI, Petsonk EL, Zulfikar R, Green FHY. Pathology and Mineralogy Demonstrate Respirable Crystalline Silica Is a Major Cause of Severe Pneumoconiosis in U.S. Coal Miners. Ann Am Thorac Soc. 2022 09; 19(9):1469-1478.