TY - RPRT TI - The development and implementation of a computer-based graphic system. AU - M G Levine AU - L P Michelson AU - D Ritacco AU - P J Christ PY - 1981 DO - 10.3109/17453058109161869 UR - https://pubmed.ncbi.nlm.nih.gov/7328265/ ID - 7328265 ER -