| review article | Q7318358 |
| scholarly article | Q13442814 |
| P50 | author | Diana Elbourne | Q65560583 |
| Kypros Kypri | Q41433020 | ||
| P2093 | author name string | Jim McCambridge | |
| P2860 | cites work | Methods to increase response to postal and electronic questionnaires | Q24240221 |
| Can simply answering research questions change behaviour? Systematic review and meta analyses of brief alcohol intervention trials | Q26991802 | ||
| Reasons for participating in randomised controlled trials: conditional altruism and considerations for self | Q33764230 | ||
| Can research assessments themselves cause bias in behaviour change trials? A systematic review of evidence from solomon 4-group studies | Q34062211 | ||
| The effects of demand characteristics on research participant behaviours in non-laboratory settings: a systematic review | Q34314195 | ||
| A definition of causal effect for epidemiological research | Q35415092 | ||
| Duty, desire or indifference? A qualitative study of patient decisions about recruitment to an epilepsy treatment trial. | Q35589235 | ||
| Are we missing anything? Pursuing research on attrition. | Q35954608 | ||
| Social desirability biases in self-reported alcohol consumption and harms | Q43236902 | ||
| Cross-cultural perspectives on research participation and informed consent | Q47261405 | ||
| When free condoms and spermicide are not enough: barriers and solutions to participant recruitment to community-based trials. | Q48530179 | ||
| Comparing like with like: some historical milestones in the evolution of methods to create unbiased comparison groups in therapeutic experiments. | Q52935663 | ||
| Science mapping analysis characterizes 235 biases in biomedical research. | Q53066866 | ||
| Development of a complex intervention improved randomization and informed consent in a randomized controlled trial | Q56782980 | ||
| Forging convictions: The effects of active participation in a clinical trial | Q59568944 | ||
| The nature of hypnosis: artifact and essence | Q78652305 | ||
| An extension of control group design | Q80311034 | ||
| Patient preferences in randomised controlled trials: conceptual framework and implications for research | Q36130441 | ||
| Sensitive questions in surveys | Q36920689 | ||
| Systematic review of the Hawthorne effect: new concepts are needed to study research participation effects | Q37671448 | ||
| Reactivity of measurement in health psychology: how much of a problem is it? What can be done about it? | Q37703416 | ||
| Patient preferences and performance bias in a weight loss trial with a usual care arm. | Q37714855 | ||
| In randomization we trust? There are overlooked problems in experimenting with people in behavioral intervention trials | Q38550754 | ||
| Why patients continue to participate in clinical research | Q40078154 | ||
| Making sense of randomization; responses of parents of critically ill babies to random allocation of treatment in a clinical trial | Q40879203 | ||
| P433 | issue | 8 | |
| P921 | main subject | research design | Q1438035 |
| biomedical investigative technique | Q66648976 | ||
| P304 | page(s) | 845-849 | |
| P577 | publication date | 2014-04-22 | |
| 2014-08-01 | |||
| P1433 | published in | Journal of Clinical Epidemiology | Q6294959 |
| P1476 | title | Research participation effects: a skeleton in the methodological cupboard | |
| P478 | volume | 67 |
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