Original language | English |
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Journal | Biometrics |
Issue number | 53 |
Pages (from-to) | 1475-1484 |
ISSN | 0006-341X |
Publication status | Published - 1998 |
Estimation of variance in Cox's regression model with shared gamma frailties
Per Kragh Andersen, John P. Klein, Kim M. Knudsen, René Tabanera