Occupational Health - Public Health Poster Session

Preclinical Diagnosis of Chronic Obstructive Bronchitis in, Workers Exposed to Occupational Pneumotropic Pollutant -Comments,

Lucian Tefas

We are aking you if the applied questionnaire is compatibile with the European Communitty Questionnaire (British Medical Reasearch Council)?
We are wondering if there is not a high difference between the number of subjects in Control Group and the number of subjects in Studied group?
[ Previous ] [ Next ] [ Index ]           Wed Dec 9