When quadrivalent meningococcal conjugate vaccine was first recommended for preteens and teens in 2005, the expectation was that protection would last for 10 years; however, currently available data suggest protection declines in most teens within 5 years.ll 11â12 year olds should be vaccinated with a quadrivalent (protects against serogroups A, C, W, and Y) meningococcal conjugate vaccine (MenactraÂ® or MenveoÂ®). A booster dose is recommended at age 16 years.
We won the war against Britain, but the fight for financial independence is an ongoing battle. With mortgages, credit card balances and student loans, the average American household carries $203,163 of debt.
Foreign governments hold about 46% of all U.S. debt held by the public, more than $4.5 trillion. According to the Treasury, the largest foreign holder of U.S. debt is China, which owns more than $1.24 trillion in bills, notes, and bonds or about 30% of the over $4 trillion in Treasury bills, notes, and bonds held by foreign countries. In total, China owns about 10% of publicly held U.S. debt.