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.
Narrow: Also known as B or N. Only choose if you regularly wear narrow shoes. Medium: Also known as Regular or just R or D. Wide: Known as W, EW, or EE. Extra Wide: Known as either EEEE or XW. Only choose if you regularly wear wider than wide shoes.