Anti-cancer drugs Antineoplastic Agents 1 Article 1 Asia, Southeastern 1 Cross-Sectional Studies 1 Developing Countries 1 Drug Costs 1 Eastern Europe 1 Eastern Mediterranean 1 Humans 1 Mediterranean Region 1 Neoplasms 1 Oman 1 Pacific Islands 1 Pacific islands 1 Pricing 1 South-East Asia 1 Southeast Asia 1 Southern Europe 1 Taiwan 1 Western Hemisphere 1 Western Pacific 1 antineoplastic agent 1 comparative study 1 controlled study 1 cross-sectional study 1 developing country 1 drug cost 1 economics 1 geographic distribution 1