Hawes Stephen E, Sow Papa Salif, Kiviat Nancy B
BMJ. 2007 Aug 4;335(7613):217-8. doi: 10.1136/bmj.39287.463889.80.
A robust systematic review finds no evidence that such programmes reduce risky sexual behaviours, incidence of sexually transmitted infections, or pregnancy
一项全面的系统评价发现,没有证据表明此类项目能减少危险的性行为、性传播感染的发生率或怀孕情况。