No records document its origin, but the name hackberry is botanically illiterate because the tree's fruit is a drupe not a berry. Being small, round and borne on a plant are not meaningful criteria for what makes a fruit a berry. But the name is embedded in our culture and the alternative hackdrupe will never work.
Doctors recommend that your child get 4 doses of the Hib vaccine for best protection. Your child will need one dose at each of the following ages: 2 months. 4 months. 6 months (for some brands) 12 through 15 months.
More than 90% of all HIB infections occur in children 5 years of age or less; the peak attack rate is at 6-12 months of age. The HIB vaccine is usually given at 2, 4 and 6 months of age and a final booster is given at 12-15 months of age. HIB vaccine rarely causes severe reactions.