Immunogenicity and Safety Study of GSK Biologicals' Human Papillomavirus 580299 Vaccine in Healthy Female Subjects

Inclusion Criteria:

* Subjects who the investigator believes that they or their parent(s)/Legally Acceptable Representative(s) (LAR) can and will comply with the requirements of the protocol.
* Healthy Chinese females between and including 9 and 17 years of age at the time of the first vaccination.
* Written informed consent obtained from the parent(s)/LAR(s) of the subject and informed assent obtained from the subject, if appropriate, prior to enrolment.
* Healthy subjects as established by medical history and history-directed clinical examination before entering into the study.
* Subjects must not be pregnant. Absence of pregnancy will be verified with a urine pregnancy test before each vaccination.
* Subjects must be either of non-childbearing potential, or if of childbearing potential, they must be abstinent or have practiced adequate contraception for 30 days prior to vaccination, have a negative pregnancy test and agree to continue such precautions for 2 months after completion of the vaccination series.

Exclusion Criteria:

* Use of any investigational or non-registered product other than the study vaccines within 30 days preceding the first dose of study vaccine, or planned use during the study period.
* Chronic administration of immunosuppressants or other immune-modifying drugs within six months prior to the first vaccine dose.
* Planned administration/administration of a vaccine not foreseen by the study protocol within 30 days before and 30 days after (i.e., Days 0-29) the first dose of vaccine.
* Concurrently participating in another clinical study, at any time during the study period, in which the subject has been or will be exposed to an investigational or a non-investigational product.
* A subject planning to become pregnant, likely to become pregnant or planning to discontinue contraceptive precautions during the study period and up to two months after the last vaccine dose.
* Pregnant or breastfeeding. Subjects must be at least three months post-pregnancy and not breastfeeding to enter the study.
* Previous vaccination against HPV or planned administration of any HPV vaccine other than that foreseen by the protocol during the study period.
* Previous administration of components of the study vaccine.
* History of chronic condition(s) requiring treatment such as cancer or autoimmune disease.
* History of allergic disease, suspected allergy or reactions likely to be exacerbated by any component of the vaccine.
* Hypersensitivity to latex.
* Any confirmed or suspected immunosuppressive or immunodeficient condition, based on medical history and physical examination.
* Acute disease at the time of enrolment.
* Administration of immunoglobulins and/or any blood products within the three months preceding the first dose of study vaccine or planned administration during the study period.