RT Journal Article SR Electronic T1 Chemical Pneumonia in Workers Extracting Beryllium Oxide JF Cleveland Clinic Journal of Medicine JO Cleve Clin J Med FD Cleveland Clinic SP 10 OP 18 VO 10 IS 1 A1 VanOrdstrand, H. S. A1 Hughes, Robert A1 Carmody, Morris G. YR 1943 UL http://www.ccjm.org/content/10/1/10.abstract AB