Behavioral Dysfunction in Parkinson’s Disease -- Depression -- Anxiety -- Obsessionality -- Dementia -- Psychosis -- Postsurgical Behavioral Changes -- Autonomic Dysfunction in Parkinson’s Disease -- Dysphagia -- Gastric Dysfunction -- Intestinal Dysfunction -- Impaired Sexual Function -- Urological Dysfunction -- Cardiovascular Autonomic Dysfunction -- Thermoregulatory Dysfunction -- Respi…