Table 3

Schedule of biosample collection

Visit 1
≤126/7 weeks
Visit 2
13 to 266/7 weeks
and ≥4 weeks after visit 1
Visit 3
≥27 weeks
and ≥4 weeks after visit 2
Visit 4
Admission for labour and delivery
Visit 5
6–12 weeks post partum
Pregnancy samples
Peripheral blood
Urine
Pregnancy samples
Peripheral blood
Urine
Pregnancy samples
Peripheral blood
Urine
Pregnancy samples
Peripheral blood
Urine
Breastmilk/chestmilk
Fetal/Infant samples
Cord blood
Cord Tissue
Placenta
Meconium
Urine
Postpartum samples
Peripheral blood
Urine
Breastmilk/chestmilk
Infant samples
Infant blood
Urine