Caplan, A. (1959). Rheumatoid Disease and Pneumoconiosis (Caplan's Syndrome).
Dyfyniad Arddull ChicagoCaplan, Anthony. Rheumatoid Disease and Pneumoconiosis (Caplan's Syndrome). 1959.
Dyfyniad MLACaplan, Anthony. Rheumatoid Disease and Pneumoconiosis (Caplan's Syndrome). 1959.
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