Nena Ristic 2015
Celebrity Name Nena Ristić
Nena Ristic Birth= February 16, 1982
Place Birth Nena Ristic= Serbia, Yugoslavia
Occupations Nena Ristic = Model
Nena Ristic Relationship on= Single
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Nena Ristic on See also ATTENUATION THEORY; FILTER THEORY. attention-deficit/hyperactivity disorder (ADHD) a behavioral syndrome characterized by the persistent presence of six or more symptoms involving (a) inattention (e.g., failure to complete tasks or listen carefully, difficulty in concentrating, distractibility) or (b) impulsivity or hyperactivity (e.g., restlessness, fidgeting, difficulty taking turns or staying seated, excessive talking, running about). The symptoms, which impair social, academic, or occupational functioning, appear before the age of 7 and are observed in more than one setting. Nena Ristic 2016.