Assessing Non-Consent Bias with Parallel Randomized and Nonrandomized Clinical Trials
To access this article, please choose from the options below
PII: S0895-4356(97)00068-1
© 1997 Elsevier Science Inc. All rights reserved.
PII: S0895-4356(97)00068-1
© 1997 Elsevier Science Inc. All rights reserved.