Residents continue working on their research projects. A research seminar during the 3rd semester will review and reinforce the concepts in research methodology and their applications in clinical pediatric dental research. We will also review data management and data analysis. During the seminar residents will have an opportunity to analyze and interpret their research data. By the end of the fourth semester residents complete their research projects. To fulfill the research requirements residents present their research work in a department meeting and submit a research paper in the format of a journal publication. 3rd -- 4th sem.