Emphysema in rats and clearance of dust particles.
D000818:Animals; D004391:Dust; D008168:Lung / Q000473:pathology / Q000503:physiopathology*; D010087:Oxides; D010206:Papain; D011656:Pulmonary Emphysema / Q000139:chemically induced / Q000473:pathology / Q000503:physiopathology*; D051381:Rats; D013997:Time Factors; D014025:Titanium
D004391:Dust; D010087:Oxides; D014025:Titanium; D010206:Papain