Compare and contrast 2 of the following major types of health services professi

Compare and contrast 2 of the following major types of health services professionals: physicians, nurses, dentists, pharmacists, physician assistants, nurse practitioners, and certified nurse midwives. Include their roles, training, practice requirements, practice settings, policy impact, and workforce issues. Discuss the interrelationship between medical providers and professional and the patients they serve with the context of an overarching health care delivery systems.