Varachai ThongthaiKritaya ArchavanitkulYothin SawangdeeNimanong Ngamprapasom2023-08-252023-08-25200120012023Thesis (Ph.D. (Demography))--Mahidol University, 200197466563099789746656306https://repository.li.mahidol.ac.th/handle/20.500.14594/88460x, 149 leavesapplication/pdfengMen -- Sexual behavior -- ThailandSex customs -- ThailandSexual behavior surveys -- ThailandSexual intercourseMahidol University