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Unique ID issued by UMIN UMIN000016775
Receipt No. R000019468
Scientific Title A survey on changes of behavior and attitude of smokers after the complete prohibition against smoking within their workplace and the measurement of the concentration of expired carbon monoxide.
Date of disclosure of the study information 2015/03/11
Last modified on 2016/09/09 10:33:29

No. Disposal Last modified on Item of update
1 Insert 2015/03/11 14:21:20
2 Update 2015/04/07 11:22:17 Recruitment status
3 Update 2015/09/15 11:57:09 Last follow-up date
Date of closure to data entry
Date trial data considered complete
Date analysis concluded
4 Update 2016/09/09 10:33:29 Recruitment status


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