"Syphilis - Images." Centers for Disease Control and Prevention. Centers for Disease Control and Prevention, 2016. Web. 21 Apr. 2016.

C I T A T I O N S

"Syphilis - CDC Fact Sheet (Detailed)." Centers for Disease Control and Prevention. Centers for Disease Control and Prevention, 2015. Web. 21 Apr. 2016.

"Syphilis Statistics." Centers for Disease Control and Prevention. Centers for Disease Control and Prevention, 2015. Web. 21 Apr. 2016.w

Centers for Disease Control and Prevention. Centers for Disease Control and Prevention, 2015. Web. 21 Apr. 2016.