By 1999, they knew that HPV infection was necessary for cervical cancer to occur and that two specific strains of the virus, HPV 16 and HPV 18, are responsible for 60 80 of cervical cancers worldwide

مهمان عزیز شما حق دیدن لینک ها را ندارید برای استفاده از امکانات کامل انجمن عضو شوید

عضویت

Little is known, however, regarding IBS symptoms and pregnancy