"Public Health Chicago History." . . "Syphilis prevention & control Chicago." . . "Chicago tribune." . . "1900 - 1999" . . . . "History" . . . . . . . . . . "Chicago's war on syphilis, 1937-40 : the Times, the Trib, and the Clap Doctor : with an epilogue on issues and attitudes in the time of AIDS" . . . . . . "Syphilis Chicago History." . . . .