Can someone explain this statute to me?

What does a qualified patient mean?

65-28,103.Same; declaration authorizing; effect during pregnancy of qualified patient; duty to notify attending physician; form of declaration; severability of directions.(a) Any adult person may execute a declaration directing the withholding or withdrawal of life-sustaining procedures in a terminal condition. The declaration made pursuant to this act shall be: (1) In writing; (2) signed by the person making the declaration, or by another person in the declarant's presence and by the declarant's expressed direction; (3) dated; and (4)(A) signed in the presence of two or more witnesses at least 18 years of age neither of whom shall be the person who signed the declaration on behalf of and at the direction of the person making the declaration, related to the declarant by blood or marriage, entitled to any portion of the estate of the declarant according to the laws of intestate succession of this state or under any will of the declarant or codicil thereto, or directly financially responsible for declarant's medical care; or (B) acknowledged before a notary public. The declaration of a qualified patient diagnosed as pregnant by the attending physician shall have no effect during the course of the qualified patient's pregnancy.

(b)It shall be the responsibility of declarant to provide for notification to the declarant's attending physician of the existence of the declaration. An attending physician who is so notified shall make the declaration, or a copy of the declaration, a part of the declarant's medical records.

(c)The declaration shall be substantially in the following form, but in addition may include other specific directions. Should any of the other specific directions be held to be invalid, such invalidity shall not affect other directions of the declaration which can be given effect without the invalid direction, and to this end the directions in the declaration are severable.