The Pap test is generally used as a screening test. A certain percentage of abnormalities in women may go undetected with a single Pap test, which is why it is important to have Pap test done regularly. A significant limitation of the test has to do with sample collection.
Overview of Backstairs at the White House, 1979, with Olivia Cole, Leslie Uggams, Louis Gossett, at Turner Classic Movies
The balcony in 2008, looking east (C-SPAN) George and Laura Bush with Mexican President Vincente Fox and wife, circa 2002 (White House) Hillary Clinton in 2000 (Annie Liebovitz) The Clintons with King Hussein and Queen Noor of Jordan in 1998. The Truman Balcony in 1992, looking south (HABS) The Truman Balcony in 1992; note the door on the left (HABS)