TY - GEN AU - Naldi,L AU - Parazzini,F AU - Sena,P AU - Manganoni,A AU - Pansera,B AU - Cainelli,T TI - Frequency of HIV infection in patients attending sexually transmitted disease clinics in Italy SN - 0300-5771 PY - 1990///0323 KW - Adult KW - Female KW - HIV Seropositivity KW - epidemiology KW - Humans KW - Italy KW - Male KW - Middle Aged KW - Outpatient Clinics, Hospital KW - Sexually Transmitted Diseases N1 - Publication Type: Letter UR - https://doi.org/10.1093/ije/18.4.999 ER -