Anal human papillomavirus genotype distribution and its associations with abnormal anal cytology among men who have sex with men oleh I Ketut Agus Somia, Tuti Parwati Merati, Dewi Dian Sukmawati, Ni Wayan Winarti, IGAA Elis Indira, Ida Bagus Dwija Putra, Made Yogi Oktavian Prasetia