Features Can hidden auditors help improve customer service in medical tourism By Elizabeth A Ziemba - 10th June 2011 FacebookTwitterPinterestWhatsAppLinkedin Elizabeth Ziemba, President of Medical Tourism Training, Inc looks at the role of the mystery shopper in medical tourism, and how a Customer Service Audit… You must be a HMI or IMTJ Subscriber to view this content. Login » Subscribe to HMI » Subscribe to IMTJ »