1. WHO Collaborating Centre for Pharmaceutical Pricing and Reimbursement Policies, Health Economics Department, Gesundheit Österreich GmbH (Austrian Public Health Institute), Vienna, Austria
2. Division of Pharmacy Practice, School of Pharmacy, Faculty of Medical and Health Sciences, University of Auckland, Auckland, New Zealand
3. Lahore Pharmacy College (A project of Lahore Medical and Dental College), Tulspura Canal Bank, Lahore 53400, Pakistan