In a real-world running of cancer screening programs or intervention strategies, multiple influencing factors need to be considered other than the effectiveness and cost-effectiveness. The articles in this special issue summarize the main findings related to sustainability of cancer screening program in urban China from four perspectives of cancer screening service, including actual supplier, potential supplier, actual demander and potential demander. These evidences are expected to provide references for decision-making on suitable strategies and running mechanism for large-scale cancer screening program in local populations.
癌症筛查项目或干预策略不仅要经济有效，在实际操作时也要考虑诸多影响因素。本期"癌症筛查可持续评估"重点号栏目将从癌症筛查服务的实际供方、潜在供方、实际需方和潜在需方4个维度展开，探索癌症筛查在我国城市人群中开展的可持续性，为更加顺利有效地开展大范围癌症筛查工作提供决策支持。.
Keywords: Neoplasms; Screening; Service; Sustainability.