TY - RPRT TI - Movement disorders in children: definitions, classifications, and grading systems. AU - Mauricio R Delgado AU - A Leland Albright PY - 2003 DO - 10.1177/0883073803018001s0301 UR - https://pubmed.ncbi.nlm.nih.gov/13677567/ ID - 13677567 ER -