[Study on pneumoconiosis caused by hard metals].
D000328:Adult; D004781:Environmental Exposure; D006801:Humans; D006968:Hypersensitivity, Delayed; D008297:Male; D011009:Pneumoconiosis; D014025:Titanium / Q000506:poisoning*
D014025:Titanium
Contributo allo studio della pneumoconiosi da metalli duri.