An investigation of research conducted at an Arkansas veterans hospital has uncovered rampant violations in its human experiments program, including missing consent forms, secret HIV testing and failure to report more than 100 deaths of subjects participating in studies.

The Office of the Inspector General of the Department of Veterans Affairs (VA) on Tuesday will release its findings in a report on human subject protection violations at the Central Arkansas Veterans Healthcare System in Little Rock. The studies involved thousands of veterans who had volunteered for behavioral and drug experiments. ....