1 If a girl has not had her first period by the time she is 16, this is still probably normal, but it would be worth checking with a doctor.  Once you get your period, it may take quite a long time for your body to settle into a regular pattern â maybe up to a year â but most women eventually do get into a regular cycle.
International Fuel Tax Agreement. The International Fuel Tax Agreement (or IFTA) is an agreement between the lower 48 states of the United States and the Canadian provinces, to simplify the reporting of fuel use by motor carriers that operate in more than one jurisdiction. Alaska, Hawaii, and the Canadian territories do not participate.
Indirect Fluorescent Antibody (IFA) The indirect fluorescent antibody (IFA) test also detects antibodies made to fight an HIV infection. As with the Western blot, the IFA test is used to confirm the results of an ELISA. However, it is more expensive than a Western blot test.