SAS dataset: longdata

One of four dataset to replicate numbers for tables and figures in the article \"Mammography screening: eliciting the voices of informed citizens\" by Manja D. Jensen, Kasper M. Hansen, Volkert Siersma, and John Brodersen本数据集为Manja D. Jensen、Kasper M. Hansen、Volkert Siersma及John Brodersen合著论文《乳腺钼靶筛查：倾听知情公民的声音》（原文标题："Mammography screening: eliciting the voices of informed citizens"）中，用于复现其表格与图表数据的四个数据集之一。