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.
A pair of flip-flops being worn. Flip-flops are a type of open-toed sandal, typically worn as a form of casual wear. They consist of a flat sole held loosely on the foot by a Y-shaped strap or thong that passes between the first and second toes and around both sides of the foot. The name flip-flop originated from the sound made by the slapping of the sole, foot and floor when walking.