“…Contraception. Twenty-four studies (26%) investigated students' knowledge about various contraception methods, including oral contraception, condoms, and overall family planning (Agrawa et al, 2013;Ajmal, Agha, & Karim, 2011;Aygin & Fidan, 2012;Barbour & Salameh, 2009;Franklin & Dotger, 2011;Li et al, 2013;Reis, Ramiro, Matos, & Diniz, 2013;Simbar et al, 2005;Zhang, Maddock, & Li, 2010;Zhou et al, 2012). Ten of the 91 studies investigated students' knowledge about emergency contraception: four from the United States (Corbett, Mitchell, Taylor, & Kemppainen, 2006;Hickey, 2009;Miller, 2011;Sawyer & Thompson, 2003), four from African countries (Ahmed, Moussa, Petterson, & Asamoah, 2011;Aziken, Okonta, & Ande, 2003;Ebuehi, Ekanem, & Ebuehi, 2006;Kebede, 2006), one from Australia (Calabretto, 2009), and one from India (Puri et al, 2007).…”