Information Bias 2 : The type of bias can occur when interviewers who are aware of the identity of subjects or factors of interest (e.g., case or control) and collect information unevenly between subjects
Cornell University, Department Neurobiology and Behavior, Course: Clinical Neurobiology, Glossary of Epidemiological Terms, New York, USA 2012. https://courses.cit.cornell.edu/bionb4280/Epidemio logy%20Terms.pdf, (Dzstr Prep/ Epid - Amer) {1004}