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1471-2288-13-88
1471-2288-13-88
http://dx.doi.org/10.1186/1471-2288-13-88
Testing the proportional hazards assumption in case-cohort analysis.
P356
Q34802658-37DBBE16-96BA-4078-ADE3-C6BF93A6BB07
P356
1471-2288-13-88
http://dx.doi.org/10.1186/1471-2288-13-88