Understanding Cross Over and Parallel group studies in Drug Research
This paper provides an overview of the distinction and applicability of cross over design and Parallel group study in drug research. It highlights areas which have been a source of confusion and debate regarding the application of these two study designs.
Compositions and methods for controlling volunteer crop weeds in a crop by applying to weeds a herbicidally effective amount of a synergistic herbicidal composition that includes bromoxynil and a protoporphyrinogen oxidase (PPO) inhibitor are disclosed.