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SJ.BJC.6605062
SJ.BJC.6605062
http://dx.doi.org/10.1038/SJ.BJC.6605062
Prevalent cases in observational studies of cancer survival: do they bias hazard ratio estimates?
P356
Q37225727-584E3B0C-E851-457E-9847-5D23BB0C45BE
P356
SJ.BJC.6605062
http://dx.doi.org/10.1038/SJ.BJC.6605062