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Epilepsia (Copenhagen), ISSN 0013-9580, 03/2013, Volume 54, Issue 3, pp. 551 - 563
Journal Article
JAMA : the journal of the American Medical Association, ISSN 0098-7484, 03/2014, Volume 311, Issue 10, pp. 1045 - 1052
Journal Article
2005, Statistics in practice, ISBN 9780470863626, xii, 205
Selection bias can, and does, occur, even in randomized clinical trials. Steps need to be taken in order to ensure that this does not compromise the integrity... 
Clinical trials | Sampling (Statistics) | Evaluation | Ranking and selection (Statistics) | Statistical methods
Book