Flo. https://flo.health/pregnancy/week-by-week/1-week-pregnant
Diakses pada 01 November 2019Healthline. https://www.healthline.com/health/pregnancy/pregnancy-symptoms-week-1
Diakses pada 01 November 2019Planned Parenthood. https://www.plannedparenthood.org/learn/pregnancy/pregnancy-month-by-month
Diakses pada 01 November 2019Healthline. https://www.healthline.com/health/pregnancy/things-not-to-do-while-pregnant#dont-eat-these-foods
Diakses 23 April 2020