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Diakses pada 10 Oktober 2019Baby Center. https://www.babycenter.com/0_plagiocephaly-flat-head-syndrome_1187981.bc
Diakses pada 10 Oktober 2019Very Well Family. https://www.verywellfamily.com/does-you-baby-have-a-flat-head-4083033
Diakses pada 10 Oktober 2019NHS. https://www.nhs.uk/conditions/plagiocephaly-brachycephaly/
Diakses pada 10 Oktober 2019Healthline. https://www.healthline.com/health/parenting/flat-head-baby
Diakses pada 12 Januari 2021