No, the article was right and the nurse was right. She was talking about a blood sample to be used for legal/evidentiary purposes.
A blood sample, for those purposes, requires either patient consent, a warrant, or that the patient be under arrest.
A blood sample drawn for purposes of providing emergency medical care to a patient does not have those same requirements.
It's a pretty easy difference to understand.
Unless you're purposefully trying not to (understand).
Yes, but some people have to take their head out of their ass to be able to see the difference. Even then, their eyes are so clouded that they still can't see