Select Dorothy Johnson’s behaviour system Model of nursing theory and discuss how her theory had made a significant contribution to society or the advancement of nursing.

Order Description
write essay in the form of introduction, body and conclusion.
explain behaviour theory of nursing by Dorothy Johnson
explain how she had made a contribution to society or the advancement of nursing.
Reference should be 5-6 year old, if possible. if one or two reference is 7-8 year old then it will be OK.