Spontaneous abortion and ectopic pregnancy Case definition & guidelines for data collection, analysis, and presentation of maternal immunization safety data

Rouse, C. E., Eckert, L. O., Babarinsa, I., Fay, E., Gupta, M., Harrison, M. S., ... Global Alignment of Immunization Safety in Pregnancy (GAIA) Abortion Work Group (2017). Spontaneous abortion and ectopic pregnancy: Case definition & guidelines for data collection, analysis, and presentation of maternal immunization safety data. Vaccine, 35(48 Pt A), 6563-6574. https://doi.org/10.1016/j.vaccine.2017.01.047