Marcus Johnson Februari 28, 2025 CANCER PREVENTION, CANCER RESEARCH UK –, CLINICAL TRIALS, EUROPE, HPV VACCINE, INSTITUTE OF CANCER RESEARCH, LONDON, LOUIS CHESLER, MEDICINE, PAEDIATRIC ONCOLOGY, RESEARCH, ROYAL MARSDEN NHS FOUNDATION TRUST, SALLY GEORGE, SCIENCE, THE ROYAL MARSDEN NHS FOUNDATION TRUST, UK, UNITED KINGDOM