CDC. https://www.cdc.gov/vaccines/vpd/diphtheria/index.html
Diakses pada 5 Desember 2019Mayo Clinic. https://www.mayoclinic.org/diseases-conditions/diphtheria/symptoms-causes/syc-20351897
Diakses pada 5 Desember 2019Rx List. https://www.rxlist.com/diptheria-and-tetanus-side-effects-drug-center.htm
Diakses pada 5 Desember 2019Vaccines.gov. https://www.vaccines.gov/diseases/diphtheria
Diakses pada 5 Desember 2019WebMD. https://www.webmd.com/vaccines/tdap-vaccine-for-adults#1
Diakses pada 5 Desember 2019