Most HPV infections don't lead to cancer. But some types of genital HPV can cause cancer of the lower part of the uterus that connects to the vagina (cervix). Other types of cancers, including cancers of the anus, penis, vagina, vulva and back of the throat (oropharyngeal), have been linked to HPV infection.
USA has 50 states since 1959. The flag has 50 stars, one for each state. The District of Columbia is a federal district, not a state. Many lists include DC and Puerto Rico, which makes for 52 states and other jurisdictions.
The 50 Star Flag. Top quality 50 Star Flags are available for purchase from my friends at U.S. Flag Depot, Inc. 50-Star Flag: Executive Order of President Eisenhower dated August 21, 1959 - provided for the arrangement of the stars in nine rows of stars staggered horizon tally and eleven rows of stars staggered vertically. This is the current flag of the United States. Hawaii was admitted as the 50th state on August 21st, 1959.