- An experiment or clinical trial that includes a comparison (control) group.
English dictionary of cancer terms . 2015.
Look at other dictionaries:
Controlled permeability formwork — (CPF) is a system proven to significantly enhance the durability of surface concrete during the casting process. Contents 1 The need for CPF 2 CPF liners 3 Basic elements of CPF systems … Wikipedia
Controlled Substances Act — Acronym CSA Enacted by the 91st United States Congress Effective October 27, 1970 Citations Public La … Wikipedia
Controlled vocabulary — Controlled vocabularies provide a way to organize knowledge for subsequent retrieval. They are used in subject indexing schemes, subject headings, thesauri, taxonomies and other form of knowledge organization systems. Controlled vocabulary… … Wikipedia
Controlled natural language — Controlled natural languages (CNLs) are subsets of natural languages, obtained by restricting the grammar and vocabulary in order to reduce or eliminate ambiguity and complexity. Traditionally, controlled languages fall into two major types:… … Wikipedia
Controlled Environment Agriculture — (CEA) is any agricultural technology that enables the grower to manipulate a crop s environment to the desired conditions. CEA technologies include greenhouse, hydroponics, aquaculture, and aquaponics. Controlled variables include temperature,… … Wikipedia
Controlled-environment agriculture — (CEA) is any agricultural technology that enables the grower to manipulate a crop s environment to the desired conditions. CEA technologies include greenhouse, hydroponics, aquaculture, and aquaponics. Controlled variables include temperature,… … Wikipedia
Controlled demolition hypothesis for the collapse of the World Trade Center — The controlled demolition hypothesis is a 9/11 conspiracy theory that claims the complete structural failure of the World Trade Center towers was not caused by the plane crash damage that occurred as part of the September 11, 2001 attacks, nor by … Wikipedia
Study design — A study design is an analytic approach to conduct an epidemiological investigation, such as a clinical trial. Types of designSome of the most popular designs are sorted below, with the ones at the top being the most powerful at reducing observer… … Wikipedia
Controlled aerodynamic instability phenomena — The term controlled aerodynamic instability phenomena was first used by Cristiano Augusto Trein in the Nineteenth KKCNN Symposium on Civil Engineering  held in Kyoto – Japan in 2006. The concept is based on the idea that aerodynamic… … Wikipedia
Controlled Aerodynamic Instability Phenomena — The term Controlled Aerodynamic Instability Phenomena was firstly used by [http://www.cristianotrein.com Cristiano Augusto Trein] in the Nineteenth KKCNN Symposium on Civil Engineering [Matsumoto, M.; Trein, C.; Ito, Y.; Okubo, K.; Matsumiya, H.; … Wikipedia