While obtaining accurate estimates of tumor incidence volume is a difficult technical problem
because it requires collating and analyzing data from dozens of world-wide sources curated …

AIM: To investigate the incidence and mortality of gastric cancer (GC) in Zhuanghe region,
northeast China and the influencing factors for their changing trends. METHODS: All new …

[目的] 分析中国恶性肿瘤的城乡发病差异情况.[方法] 利用2009 年中国31 个城市登记地区和41
个农村登记地区的恶性肿瘤发病数据以及相应的人口数据, 并运用负二项回归模型校正年龄因素 …

Background Cancer registries help to decrease the burden of cancers by collecting accurate
and complete data. We aimed to measure the completeness of coverage of information …

Background Clinical registries facilitate medical research by providing 'real data'. In the past
decade, an increasing number of disease registry systems (DRS) have been initiated in Iran …

Cancer registration is the base for our understanding of the burden of neoplastic disease in
our populations at the local, regional and national levels. Comparability of data is essential …

Introduction: Cancer is one of the main causes for mortality and morbidity in the world.
Identifying epidemiology and the trend of esophageal cancer may be highly effective in …

Background: Accurate cancer registry and awareness of cancer incidence rate is essential in
order to define strategies for cancer prevention and control programs. Capture-recapture …

Data validity is a very important aspect of cancer registries in ensuring data quality for
research and interventions. This study focused on evaluating the repeatability of manual …

Cancer rates are increasing in low-and middle-income countries. There are a limited
number of population-based cancer registries in Africa and the Egyptian population-based …