A dentist is an honest source of calcium. Keep on Mooing.
Answer:
Vaccines available to prevent communicable diseases and illnesses
Chickenpox (Varicella)
Diphtheria.
Flu (Influenza)
Hepatitis A.
Hepatitis B.
Hib.
HPV (Human Papillomavirus)
Measles.
Explanation:
<span>Edward Jenner discovered a vaccination against [smallpox] by infecting a boy with [cowpox]. He noticed that milkmaids who got cowpox never got smallpox and developed his theory from there. He is the father of the study of immunity and immunisation.</span>
Because i don’t know they hungry
