CONEXIONES WEB
http://kidshealth.org/teen/en_espanol/sexual/bc_chart_esp.html
http://www.google.com/search?hl=es&q=metodos%20anticonceptivos&pdl=500&wrapid=tljp1300028054282024&um=1&biw=1259&bih=849&ie=UTF-8&sa=N&tab=iw.
VIDEOS
