Vaccine
Volume 36, Issue 28   Pages 3993-4152 (27 June 2018)
https://www.sciencedirect.com/journal/vaccine/vol/36/issue/28

Regular Papers
Implementation of maternal influenza immunization in El Salvador: Experiences and lessons learned from a mixed-methods study
Original research article
Pages 4054-4061
Jessica A. Fleming, Rafael Baltrons, Elizabeth Rowley, Isabel Quintanilla, … Niranjan Bhat