Research Paper:  Paper Tittle: “Instruments used in empirical testing”  APA format 7th edition  Structure: 8 pages, Title, abstract, introduction, method, discussion, conclusion, references. 5 sources required within the last 3 years, PLEASE the main reference must be from our textbook: Peterson, S.J & Bredow, T.S (2020). Middle Range Theories. Application to nursing Research and Practice (5th Edition.) Chapter 5, just the topic related to: “Instruments used in empirical testing”