Pre-Tuskegee Experiments--by the same doctor!

     The Times reports this afternoon that the same doctor who was behind the infamous Tuskegee Experiments, in which some African-Americans with syphilis were left untreated to see how the disease would progress, even though it was known penicillin would cure them, had an earlier experiment in which he actually infected prisoners and mental hospital patients in Guatemala and then gave them penicillin to see if it worked.