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Immortal time bias in retrospective analysis: Is there a survival benefit in patients with glioblastoma who received prolonged treatment of adjuvant valganciclovir?
Author(s) -
Liu ChiaJen,
Hu YuWen
Publication year - 2014
Publication title -
international journal of cancer
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 2.475
H-Index - 234
eISSN - 1097-0215
pISSN - 0020-7136
DOI - 10.1002/ijc.28664
Subject(s) - medicine , valganciclovir , retrospective cohort study , randomized controlled trial , surgery , survival analysis , cohort , ganciclovir , human cytomegalovirus , virus , virology