International Atomic Energy Agency;
Vienna;
Austria;
Monash University;
Melbourne;
Australia;
Ministry of Health;
La Habana;
Cuba;
King Hussein Cancer Centre;
Amman;
Jordan;
Hacettepe University Oncology Centre;
Ankara;
Turkey;
National Cancer Institute Jose Alencar Gomes da Silva;
Rio de Janeiro;
Brazil;
Institute of Oncology Prof.Dr.Ion Chiricuta;
Cluj-Napoca;
Romania;
National Institute of Oncology and Radiobiology;
La Habana;
Cuba;
Tata Memorial Hospital;
Mumbai;
India;
National Institute of Neoplastic Diseases;
Lima;
Peru;
Cancer Research Center;
Cancer Institute of Iran;
Tehran University of Medical Sciences;
Tehran;
Islamic Republic of Iran;
Cancer Treatment; Developing Countries; Health Services Needs and Demand; Resource Allocation; Observational Study;