TY - JOUR A1 - Ethier, K.H. A1 - Kann, L. A1 - McManus, T. T1 - Sexual intercourse among high school students – 29 states and United States overall, 2005–2015 Y1 - 2018 DO - 10.15585/mmwr.mm665152a1 VL - 66 IS - 51–52 ER -