Dental caries has been a highly prevalent and costly disease in the world, representing the most common infectious disease in the pediatric population. Over the past 50 years, many changes have occurred in the development and availability of restorative materials for children. The daily practice of pediatric dentistry at the time of the formation of the American Academy of Pediatric Dentistry didn't enjoy the numerous choices available in today's practice. Primary teeth are essential not only for the normal development of jawbone and musculature but also for the guidance of eruption of...