Availability and quality of data on pharmaceutical benefit financing components of health care system in United States, United Kingdom, Denmark, Germany, Italy and Poland

Hermanowski, Tomasz; Szafraniec-Burylo, Sylwia I.; Cegłowska, Urszula; Drozdowska, Aleksandra; Duleba, Dominika; Kowalczyk, Marta; Krancberg, Aleksandra N.; Pashos, Chris L.; Szczypior, Andrzej; Chmielewska, Malgorzata; Czech, Marcin