=32 weeks gestational age at birth
=6 weeks postnatal age at randomization
Remains hospitalized after birth (has never been discharged home)
Treating clinician deems infant eligible to receive 2-month vaccines
English- or Spanish-speaking parent(s)/legally authorized representative(s) (LAR(s))
Not planned for discharge within 60 hours of study entry
The parent/guardian must be willing and capable of providing permission for their child to participate through the written informed consent process

NCT03530124_inc_T1
Measurement
gestational age at birth
NCT03530124_inc_T2
Value
=32 weeks
NCT03530124_inc_T3
Measurement
postnatal age
NCT03530124_inc_T4
Temporal
at randomization
NCT03530124_inc_T5
Value
=6 weeks
NCT03530124_inc_T6
Observation
hospitalized
NCT03530124_inc_T7
Temporal
after birth
NCT03530124_inc_T8
Reference_point
birth
NCT03530124_inc_T9
Mood
eligible
NCT03530124_inc_T10
Drug
2-month vaccines
NCT03530124_inc_T12
Mood
planned
NCT03530124_inc_T13
Procedure
discharge
NCT03530124_inc_T14
Temporal
within 60 hours of study entry
NCT03530124_inc_T15
Reference_point
study entry
NCT03530124_inc_T16
Measurement
Not