PT - JOURNAL ARTICLE AU - Berlaimont, Valérie AU - Welby, Sarah TI - Response to ‘Declines in anogenital warts diagnoses since the change in 2012 to use the quadrivalent HPV vaccine in England: data to end 2017’ by Checchi <em>et al</em> AID - 10.1136/sextrans-2019-054101 DP - 2019 Nov 01 TA - Sexually Transmitted Infections PG - 554--554 VI - 95 IP - 7 4099 - http://sti.bmj.com/content/95/7/554.short 4100 - http://sti.bmj.com/content/95/7/554.full SO - Sex Transm Infect2019 Nov 01; 95