Robinson KA, Goodman SN (2011)

A systematic examination of the citation of prior research in reports of randomized, controlled trials. Annals of Internal Medicine 154(1): 50-55.
Study of the extent to which reports of randomised trials cited prior trials that had studied the same interventions, based on 1523 trials (published between 1963 and 2004) included in 227 meta-analyses published in 2004 that combined four or more trials.

Key passage(s)

Whole article