Testing the Proportional Hazards Assumption in the Presence of Unmeasured Heterogeneity
| Year of publication: |
1994
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|---|---|
| Authors: | McCall, B.P. |
| Published in: |
Journal of applied econometrics. - Chichester : Wiley-Blackwell, ISSN 0883-7252, ZDB-ID 6339414. - Vol. 9.1994, 3, p. 321-334
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