1.
【作者(必填)】Stefania Galimberti1,*, Peter Sasieni2,Maria Grazia Valsecchi1

【文题(必填)】A weighted Kaplan–Meier estimator for matched data with application to the comparison of chemotherapy and bone-marrow transplant in leukaemia

【年份(必填)】2002

【全文链接或数据库名称(选填)】http://onlinelibrary.wiley.com/doi/10.1002/sim.1357/abstract
2.
【作者(必填)】Angela Winnett and Peter Sasieni

【文题(必填)】 Adjusted Nelson-Aalen Estimates with Retrospective Matching

【年份(必填)】2002

【全文链接或数据库名称(选填)】http://www.jstor.org/discover/10.2307/3085779?uid=3737800&uid=2&uid=4&sid=21102551175063
或者 http://amstat.tandfonline.com/doi/abs/10.1198/016214502753479383#.UgtUVdJhBEg
或者