The USMLE-Step<unk> -CK <unk><unk> ") is the nine-hour-long multiple-choice portion of the second part of the United States Medical Licensure Examination. It assesses<unk><unk>  through a traditional, multiple-choice examination. In contrast to the USMLE Step 1, the focus is much more on<unk>  application of medical<unk> . It assesses the ability to apply medical<unk> , skills, and understanding of<unk>  science essential for the provision of patient care under supervision. The USMLE Step<unk>  is generally taken during the 4th year of medical school by medical students. From January<unk> 010, to take the exam in North America the registration fee is $645 (as of December<unk> 016) for students attending medical colleges in the United States and $850 for medical students from other countries. There are additional charges for applicants who choose a testing region outside the United States or Canada.
USMLE Step 2 Clinical Knowledge
USMLE Step 2 Clinical Skills
Fares Scale of Injuries due to Cluster Munitions
Orchard Sports Injury and Illness Classification System 
EFAR System Model
Figure rating scale
Community rating
Underprivileged area score