WEIBULL: A regression model for survival
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John O'Quigley; Ann Roberts
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Article
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1980
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Elsevier Science
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WEIBULL is a FORTRAN program which calculates the regzession coefficien',;, their standard errors and the maximised loglikelihood of the data for a Weibull regression model. It incorporates routines from the NAG library in order to perform the maximisation. A x 2 statistic is computed to check the a