A follow-up chest x-ray survey in the Rhondda Fach. I. Pulmonary tuberculosis
- PMID: 13230497
- PMCID: PMC2061070
- DOI: 10.1136/bmj.1.4910.371
A follow-up chest x-ray survey in the Rhondda Fach. I. Pulmonary tuberculosis
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