Results 261 to 267 of about 4,658,408 (267)
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American Cancer Society Lung Cancer Screening Guidelines
Ca-A Cancer Journal for Clinicians, 2013Ya-Chen Tina Shih +2 more
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Discrepancies Between Meta-Analyses and Subsequent Large Randomized, Controlled Trials
New England Journal of Medicine, 1997J Lelorier
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Cancer Therapy and the Randomized Clinical Trial: Good Medicine?
Ca-A Cancer Journal for Clinicians, 1994exaly
Randomized, Controlled Trials, Observational Studies, and the Hierarchy of Research Designs
New England Journal of Medicine, 2000Ralph I Horwitz +2 more
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