title: Principles of External Price Referencing System - A Review.
authors.affiliation: Novartis Pharma AG, Basel, Switzerland.
authors.forename: A
authors.initials: A
authors.lastname: Keskinaslan
authors.affiliation: University of Washington, Seattle, WA, USA.
authors.forename: S
authors.initials: S
authors.lastname: Sullivan
authors.affiliation: Novartis Healthcare Pvt. Ltd., Hyderabad, India.
authors.forename: V
authors.initials: V
authors.lastname: Pallapotu
authors.affiliation: Novartis Saglik, Gida ve Tarim Urunleri Sanayi ve Ticaret A. S., Istanbul, Turkey.
authors.forename: M
authors.initials: M
authors.lastname: Kebabci