title: SIDS and Infant Sleep Ecology.
authors.affiliation: Parent-Infant Sleep Lab, Department of Anthropology, Durham University, Dawson Building, South Road, Durham, DH1 3LE, UK.
authors.forename: Helen L
authors.initials: HL
authors.lastname: Ball
authors.affiliation: Parent-Infant Sleep Lab, Department of Anthropology, Durham University, Dawson Building, South Road, Durham, DH1 3LE, UK.
authors.forename: Charlotte K
authors.initials: CK
authors.lastname: Russell