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Medical Care|December 1, 1976
Economic analysis of an automated billing system for physicians' servicesE Mesel, D D Wirtschafter, D M Ramsey-Klee
Environmental Health Perspectives|December 24, 1997
Augmentation of pulmonary reactions to quartz inhalation by trace amounts of iron-containing particlesV Castranova, V Vallyathan, D M Ramsey, et al.
American Journal of Respiratory and Critical Care Medicine|September 1, 1995
Freshly fractured quartz inhalation leads to enhanced lung injury and inflammation. Potential role of free radicalsV Vallyathan, V Castranova, D Pack, et al.
Scandinavian Journal of Work, Environment & Health|January 1, 1995
Particle activity and in vivo pulmonary response to freshly milled and aged alpha-quartzD A Shoemaker, J R Pretty, D M Ramsey, et al.
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