▁increase ▁in ▁gen ital ▁les ions ▁among ▁non ox yn ol - 9 ▁s per mic ide ▁users . ▁And ▁in ▁a ▁high - ris k ▁population ▁using ▁a ▁non ox yn ol - 9 ▁v ag inal ▁gel ▁more ▁than ▁three ▁applications ▁per ▁day ▁on ▁average , ▁the ▁risk ▁of ▁H IV ▁ac quisition ▁was ▁increased . ▁ ▁See ▁also ▁Personal ▁lub ric ant ▁Cont ra cept ive ▁sp on ge ▁ ▁Foot notes ▁▁▁ ▁Category : Person al ▁lub ric ants ▁Category : D ru gs ▁acting ▁on ▁the ▁gen ito - ur inary ▁system ▁Category : Bi oc ides <0x0A> </s> ▁A ta ▁Bo za ci ▁( born ▁March ▁ 3 , ▁ 1 9 7 4 ▁in ▁Burg dorf ) ▁is ▁a ▁Swiss ▁graph ic ▁designer , ▁illustr ator ▁and ▁artist . ▁His ▁work ▁en comp ass es ▁drawing , ▁painting , ▁digital ▁graphics , ▁large - scale ▁wall p ain ting ▁and ▁mod ular ▁sculpt ure . ▁From ▁ 1 9 9 0 - 2 0 1 2 ▁his ▁principle ▁cre ative ▁output ▁was ▁gra ff iti ▁writing ; ▁he ▁is ▁known ▁for ▁gra ff iti ▁works ▁under ▁the ▁pseud onym ▁Toast . ▁People ▁– ▁man ▁– ▁are ▁central ▁to ▁his ▁recent ▁digital ▁works . ▁ ▁Life ▁and ▁Work ▁ ▁Bo za ci ▁grew ▁up ▁in ▁a ▁working - class ▁Turkish ▁family . ▁His ▁drawing ▁talent ▁was ▁already ▁recogn ised ▁in ▁primary ▁school . ▁From ▁ 1 9 9 0 - 1 9 9 1 ▁he ▁under to