Design a database system for a College of Pharmacy, Division of Clinical Pharmacokinetics. The division has research projects in various stages of development: current, pending and complete. Each project is funded by a single grant. Usually, the major portion of this research grant is used to pay the study's subjects. The various drugs and equipment used in the experiments are often provided by one or more drug companies. A project studies the effects of the drug on several subjects, some of whom have unequal therapeutic regimens. Several employees of the College of Pharmacy work on each project, which is led by a principal investigator. Each principal investigator may control several projects. When a study is completed, a research report is written describing the results of the study. Required 1. Construct an ER diagram from the description above. [50 marks] 2. Based on the final E-R model developed part 1 above define the Normalized file structure using relational notation. [40 marks]