Sierra Leone Telegraph: 17 June 2021: Global Oncology, a U.S.-based non-profit organization has today announced the appointment of Former Nigerian President Olusegun Obasanjo, as Presidential Ambassador of the Cervical Cancer-Free Nigeria campaign. President Obasanjo's role as Cervical Cancer-Free Nigeria Campaign Ambassador will accelerate broad-scale vaccination of Nigerians against HPV, the virus that causes cervical cancer.…