Източници за “Клинични проучвания и метаанализи”

Schulz KF, Chalmers I, Hayes RJ, Altman DG. Empirical evidence of bias. Dimensions of methodological quality associated with estimates of treatment effects in controlled trials. JAMA. 1995 Feb 1;273(5):408-12

Clinical Trials.gov A service of the U.S. National Institutes of Health, Learn About Clinical Studies, available at https://clinicaltrials.gov/ct2/about-studies/learn#WhatIs

Eberly College of Science PennState STAT 509 Design and Analysis of Clinical Trials, available at https://onlinecourses.science.psu.edu/stat509/node/19

Thadhani R. Formal trials versus observational studies. In: Mehta A, Beck M, Sunder-Plassmann G, editors. Fabry Disease: Perspectives from 5 Years of FOS. Oxford: Oxford PharmaGenesis; 2006. Chapter 14

Бен Голдейкър Псевдонауката, Глава 4 Хомеопатията, 2011стр. 52-65.