Pencegahan Kanker Marcus Johnson BVO NEDERLAND, CANCER PREVENTION, CENTRE FOR POPULATION SCREENING, CLINICAL TRIALS, DISEASE PREVENTION, DUTCH CANCER SOCIETY, EUROPE, HPV VACCINE, KWF, MEDICINE, NATIONAL INSTITUTE FOR PUBLIC HEALTH AND THE ENVIRONMENT, NETHERLANDS, RI, RIVM, WOMEN'S HEALTH Tingkat Partisipasi Skrining Kanker Serviks di Kalangan Wanita Muda