Erratum to "A SAS macro for estimation of direct adjusted survival curves based on a stratified Cox regression model" [Computer Methods and Programs in Biomedicine 88 (2007) 95-101]
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Xu Zhang | Mei-Jie Zhang | John P. Klein | Fausto R. Loberiza | J. Klein | F. Loberiza | Mei-Jie Zhang | Xu Zhang | J. Klein