Effect of coal mine dust on lymphoid organs in rats.
D000818:Animals; D003031:Coal; D004391:Dust; D008198:Lymph Nodes / Q000473:pathology*; D008297:Male; D009929:Organ Size; D051381:Rats; D013154:Spleen / Q000473:pathology*; D013950:Thymus Gland / Q000473:pathology*
D003031:Coal; D004391:Dust