Vouchers to Promote Tdap Vaccination
NCT01860378
·
clinicaltrials.gov ↗
EARLY_PHASE1
Phase
COMPLETED
Status
149
Enrollment
OTHER
Sponsor class
Conditions
Whooping Cough
Interventions
OTHER:
Full price
OTHER:
$5 off
Sponsor
Children's Hospital of Philadelphia
Collaborators
[object Object]
[object Object]