NeuroN-QI: An Intervention to Promote Preterm Infants' Neurodevelopment

Inclusion Criteria for preterm infants: * born between 24 and 33 6/7 weeks GA; * ready for SSC Inclusion criteria for mothers and fathers: * agree to do at least one SSC session/week combined with 10 min of auditory stimulation until 36 weeks of GA of their preterm infant; * mothers express breast milk for their preterm infants For twin births (twin pregnancies), fathers will also be invited to participate in the study, so that both infants can participate in the study. Exclusion criteria for preterm infants: * congenital anomalies or genetic disorders * intraventricular hemorrhage \> grade II * are small for GA defined as birth weight \<10th percentile * on postnatal day 19 (maximum days targeted for study start) * are still receiving analgesics, sedatives, paralyzing agents * are under mechanical ventilation Exclusion criteria mothers and fathers: * are aged \<18 years; * have a physical condition that does not allow the SSC * abuse illicit substances or alcohol that could influence stress, anxiety and parent- child interactions * feed their preterm infant exclusively with commercial infant formula * mothers had a breast surgery that could influence their breast milk production * do not speak, read or write in French or in English