“…Meanwhile, a large proportion of women with only one sexual partner (96.9%) in this general population was probably an important cause of low HPV prevalence in Beijing. In previous Asian studies, HPV prevalence was lower, such as in Vietnam (Hanoi, 2.0%; Pham et al, 2003), Thailand (Lampang, 9.1%; Sukvirach et al, 2003) and Indonesia (11.4%; Vet et al, 2008), compared with countries such as Nigeria (Ibadan, 26.3%; Thomas et al, 2004) and Chile (29.2%;Ferreccio et al, 2008).…”