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Toews I, Anglemyer A, Nyirenda JL, Alsaid D, Balduzzi S, Grummich K, Schwingshackl L, Bero L (2024) Healthcare outcomes assessed with observational study designs compared with those assessed in randomized trials: a meta-epidemiological study. Cochrane Database of Systematic Reviews (1), MR000034. www.cochranelibrary.com/cdsr/doi/10.1002/14651858.MR000034.pub3/full View
Faltinsen E, Todorovac A, Staxen Bruun L, Hróbjartsson A, Gluud C, Kongerslev MT, Simonsen E, Storebø OJ (2022) Control interventions in randomised trials among people with mental health disorders. Cochrane Database of Systematic Reviews 4(4):MR000050. View
Page MJ, Higgins JPT, Clayton G, Sterne JAC, Hróbjartsson A, Savović J (2016) Empirical Evidence of Study Design Biases in Randomized Trials: Systematic Review of Meta-Epidemiological Studies. PLOS ONE 11(7):e0159267. View
Misemer BS, Platts-Mills TF, Jones CW (2016) Citation bias favoring positive clinical trials of thrombolytics for acute ischemic stroke: a cross-sectional analysis. Trials 17:473. View
Davidson I, Hillier VF (2002) Comparison of four methods of allocation for clinical trials with small sample sizes. Physiotherapy 88;12:722-729, ISSN 0031-9406. View
Newcombe RG (1988) Explanatory and pragmatic estimates of the treatment effect when deviations from allocated treatment occur. . Statistics in Medicine Volume 7, Issue 11 p. 1179-1186. View
Mainland D (1963) Elementary medical statistics: 2nd edn. Philadelphia: WB Saunders Co. View
Campbell DT, Stanley JC (1963) Experimental and quasi-experimental designs for research. Chicago: Rand McNally & Company. View
Bjerkelund CJ (1957) The effect of long-term treatment with dicoumarol in myocardial infarction. A controlled clinical study. Acta Med Scand Suppl 330:1-212. View
McCall WA (1923) How to experiment in education. New York: Macmillan. View
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Glasziou P, Matthews R, Boutron I, Chalmers I, Armitage P† (2023)The differences and overlaps between ‘explanatory’ and ‘pragmatic’ controlled trials: a historical perspective. JLL Bulletin: Commentaries on the history of treatment evaluation. View
Nylenna, M (2023).Paul Owren, Christopher Bjerkelund and the dawn of controlled trials in Norway. JLL Bulletin: Commentaries on the history of treatment evaluation. View
Mann H, Djulbegovic B (2012).Comparator bias: why comparisons must address genuine uncertainties. JLL Bulletin: Commentaries on the history of treatment evaluation. View
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