Materials and methods

Part of the English for Academic Research book series (EAR)


The Heaf test was performed in accordance with BTS guidelines. Initially it was not anticipated that there (1) would be / would have been / was a need to offer BCG vaccinations on site to clients (i.e. homeless people) as it was assumed that, like the general population, only a small minority would have / would have had / had negative Heaf tests without BCG scars. This meant that at the beginning of the study, a number of Heaf tests (3) would be performed / would have been performed / were performed on clients without recording their BCG status.


Sulphuric Acid Small Minority Homeless People Hydroponical System Persistent Cough 
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Copyright information

© Springer Science+Business Media New York 2013

Authors and Affiliations

  1. 1.PisaItaly

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