TY - RPRT TI - A workflow-based approach to virtual patient record security. AU - F Malamateniou AU - G Vassilacopoulos AU - P Tsanakas PY - 1998 DO - 10.1109/4233.735778 UR - https://pubmed.ncbi.nlm.nih.gov/10719523/ ID - 10719523 ER -