It may be large, wwh, but not necessarily accurate or complete. There is no entry for clinical nurse specialist, although we are the 2nd largest group of advanced practice nurses in the US, and we've been around for 50 years. Moreover, the defintion of nurse practitioner is erroneous, paternalistic, and insulting.

"nurse practitioners: Nurses who are specially trained to assume an expanded
role in providing medical care under the supervision of a physician."

Someone at graylab needs to enter the 21st (or even the 20th) century.