Chapter 13 1. What is ontology? 2. What is Realism? 3. What is Objectivity? 4. What is Subjectivity? 5. What is Epistemology 6. What is Axiology? 7. What is Ontology? Chapter 14 1. What is Ecological fallacy? 2. What is Age-specific rate? 3. What is Age standardization? 4. What is Direct age adjustment? Chapter 15 1. Why is selecting a topic important? 2. Why is library access important? 3. What is a narrative review? 4. What is a systematic review? Chapter 16 1. What is rigor? 2. What is reproducibility? Chapter 17 1. What is the Belmont Report? 2. What is the Common Rule? 3. What is distributive justice? 4. What is confidentiality? Chapter 18 1. What is an institutional review board (IRB)? 2. What is expedited review? 3. What is full review? 4. What is a conflict of interest?.