Pulmonary changes in welders: a report of three cases.
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Aerosols↗
Biomedical subjects
R CHARR
Publications and source records attributed to R CHARR.
Respiratory disorders among welders.
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Emphysema↗
Comments on systemic sarcoidosis.
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Humans↗
Significance of hemoptysis in apparently inactive pulmonary tuberculosis.
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Hemoptysis↗
Nontuberculous pulmonary disease: respiratory disorders among welders.
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Humans↗
Respiratory disorders among welders.
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Humans↗
Histoplasmosis; report of two cases.
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Histoplasmosis↗
Clinical histoplasmosis in Pennsylvania.
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Histoplasmosis↗
Streptomycin and its effect upon tuberculosis.
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Streptomycin↗