1 Girls start having periods at different times depending on how quickly they are developing.  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.
IETMS stands for Interactive Electronic Technical Manual System. Israeli English Teachers' Network. Institution of Engineering and Technology Northern Ireland. Institute of Engineering Technology of Ontario (Canada) Interagency Environmental Technology Office (Washington, DC) Industrial Effluent Treatment Plant.
Answers.comÂ® is making the world better one answer at a time. AFPC stands for Air Force Personnel Center. IEB stands for Initial Enlistment Bonus. DPSOAA or DPSOA is an office acronym that works hand in hand with the AFPC.