In using the checklist, investigators should select the items that apply to their types of studies. It is unlikely that any protocol would include every item on the checklist. A number of studies are conducted at CDC that are not classified as research or do not involve humans beings as participants.
d'OrÂ·say. Use d'Orsay in a sentence. noun. A shoe having an upper part that is cut away at the instep to reveal the arch of the foot. Origin of d'Orsay.
For other uses, see Sneaker (disambiguation). Sneakers (also known as athletic shoes, tennis shoes, runners, takkies, or trainers) are shoes primarily designed for sports or other forms of physical exercise. Sneakers have evolved to be used for casual everyday activities.