title: Authors respond to the commentary on Chong et al. "How many infants are temperamentally difficult?" (40 (2015) 20-28).
authors.affiliation: School of Public Health, University of Adelaide, Adelaide 5005, Australia. Electronic address: lisa.smithers@adelaide.edu.au.
authors.forename: Lisa G
authors.initials: LG
authors.lastname: Smithers
authors.affiliation: School of Public Health, University of Adelaide, Adelaide 5005, Australia.
authors.forename: Shiau Y
authors.initials: SY
authors.lastname: Chong
authors.affiliation: School of Public Health, University of Adelaide, Adelaide 5005, Australia.
authors.forename: Catherine R
authors.initials: CR
authors.lastname: Chittleborough
authors.affiliation: School of Public Health, University of Adelaide, Adelaide 5005, Australia; Telethon Kids Institute, University of Western Australia, Perth, Australia.
authors.forename: Tess
authors.initials: T
authors.lastname: Gregory
authors.affiliation: School of Public Health, University of Adelaide, Adelaide 5005, Australia; School of Social and Community Medicine, University of Bristol, Bristol, United Kingdom.
authors.forename: John W
authors.initials: JW
authors.lastname: Lynch
mesh_terms: D000067290:Behavior Rating Scale / Q000706:statistics & numerical data*; D005260:Female; D006801:Humans; D008297:Male; D011795:Surveys and Questionnaires; D013694:Temperament / Q000145:classification*
keywords: Norms; Population; Revised Infant Temperament Questionnaire; Temperament