Vaccine
Volume 37, Issue 22  Pages 2871-2974 (16 May 2019)
https://www.sciencedirect.com/journal/vaccine/vol/37/issue/22

Research article Open access
Immunization in pregnancy safety surveillance in low and middle-income countries- field performance and validation of novel case definitions
Sonali Kochhar, Ed Clarke, Alane Izu, Kebonethebe Emmanuel Kekane – Mochwari, Clare L. Cutland
Pages 2967-2974