• Corpus ID: 74337626

THE ATTACKRATE OF PROGRESSIVEMASSIVEFIBROSIS

@inproceedings{Cochrane1962THEAO,
  title={THE ATTACKRATE OF PROGRESSIVEMASSIVEFIBROSIS},
  author={A. Cochrane},
  year={1962}
}
A radiological follow-up oftheminers andex-miners intwoWelshmining valleys whosechest radiographs showedsimple pneumoconiosis in1950/51 hasbeencarried outtostudy thefactors associated withtheattack rateofprogressive massive fibrosis. Theradiographs werereadin pairs, andalsowiththepairs separated, theradiographs being randomized andidentifying features concealed. Therelative value ofthese twotypes ofreading isdiscussed. Anattempt toinvestigate theimportance ofexogenous tuberculous infection…