The STI which is a common cause of cancer is Human Papiloma virus (HPV).
Human papillomavirus (HPV) is a viral infection that is passed between people through skin-to-skin contact. It is an infection that causes warts in various parts of the body, depending on the strain. Human papillomavirus (HPV) is the most common STI.
Therefore, the STI which is a common cause of cancer is Human Papiloma virus (HPV).
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