The American Academy of Pediatrics is an organization of primary care pediatricians, pediatric medical subspecialists, and pediatric surgical specialists. The goal of the American Academy of Pediatrics is to attain optimal physical, mental, and social health and well being for all infants, children, adolescents, and young adults. There are different types of membership. This site is full of content. It includes its own databases and discussion forums.
Web site is free.
This site has a free encyclopedia on mental health which provides improved understanding, diagnosis, and treatment of mental illness. There is a listing of disorders, medications, news and magazine articles. Web site is free. Web site is free. It is also the world's largest association of psychologists.