Impact of mobile health technologies on human papillomavirus vaccination uptake among mothers of unvaccinated girls aged 9–14 years in Lagos, Nigeria (mHealth-HPVac): study protoco... oleh Kehinde S. Okunade, Adebola A. Adejimi, Temitope V. Adekanye, Matthew J. Allsop, Hameed Adelabu, Olufemi Thomas-Ogodo, Tonia C. Onyeka, Teniola Lawanson, Godwin O. Akaba, Omolola Salako, Rose I. Anorlu, Jonathan S. Berek