title: Reply to letter from Drs. Jones, Heil and O'Grady.
authors: Neonatal Unit, Princess Royal Maternity, 8-16, Alexandra Parade, Glasgow, UK. Electronic address: helen.mactier@ggc.scot.nhs.uk.
authors: Helen
authors: H
authors: Mactier
authors: Neonatal Unit, Southern General Hospital, 1345 Govan Road, Glasgow G51 4TF. Electronic address: lauramcglone@doctors.org.uk.
authors: Laura
authors: L
authors: McGlone
mesh_terms: D002657:Child Development; D005260:Female; D006801:Humans; D009357:Neonatal Abstinence Syndrome / Q000175:diagnosis*; D009293:Opioid-Related Disorders / Q000150:complications*; D011247:Pregnancy; D011297:Prenatal Exposure Delayed Effects / Q000175:diagnosis*; D014786:Vision Disorders / Q000175:diagnosis*