Introduction Virtually every significant health care decision has an ethical component. Partly in recognition of this, and partly because accreditation requires it, most health care institutions... Read More

Introduction With the expansion of the diagnostic criteria in the DSM-IV (Diagnostic and Statistical Manual of Mental Disorders, 4th ed.) to include three subtypes of attention-deficit... Read More

Introduction Autism is a behavioral syndrome characterized by a triad of impaired social interaction, communication, and imaginative development, with repetitive stereotyped behaviors. The... Read More

Introduction Autism spectrum disorders/pervasive developmental disorders are brain disorders characterized by deviant and delayed skills in socialization, communication, and behavior. Many... Read More

 Introduction Parkinson's disease (PD) affects people of all ages. Although 20% may be diagnosed under the age of 50, the usual age of onset is between the sixth and eighth decades. With the... Read More