...An Associated Press investigation has found South Korean authorities have, at Samsung's request, repeatedly withheld from workers and their bereaved families crucial information about chemicals they were exposed to at its computer chip and liquid crystal display factories. Sick workers are supposed to have access to such data through the government or the courts so they can apply for workers' compensation from the state. Without it, government officials commonly reject their cases. The justification for withholding the information? In at least six cases involving 10 workers, it was trade secrets. Court documents and interviews with government officials, workers' lawyers and their families show Samsung often cites the need to protect trade secrets when it asks government officials not to release such data....Government officials openly say corporate interests take priority, that evaluating trade-secrets claims is difficult, and that they fear being sued for sharing data against a company's will....