Verywell Family. https://www.verywellfamily.com/painful-gas-during-pregnancy-4179023
Diakses pada 5 Agustus 2020What to Expect. https://www.whattoexpect.com/pregnancy/symptoms-and-solutions/bloating.aspx
Diakses pada 5 Agustus 2020American Pregnancy Association. https://americanpregnancy.org/pregnancy-health/gas-during-pregnancy/
Diakses pada 5 Agustus 2020