TBDHUThunder Bay District Health Unit (Thunder Bay, ON, Canada)
References in periodicals archive ?
Approval for the study was obtained from the senior management of the TBDHU.
The cover letter discussed the purpose of the survey and contained information on voluntary participation, anonymity and confidentiality, where to find additional information regarding the HPV vaccine, and TBDHU contact information.
Three years into the TBDHU school-based immunization program, it is interesting that many parents were still unwilling to give consent.