It should be noted that, although much has been achieved and reporting improves every year, challenges related to under-reporting by organisations responsible for human application and the lack of accurate data remain.
Tuleb märkida, et kuigi on palju saavutatud ja aruandlus paraneb igal aastal, jätavad inimtervishoius kasutamise eest vastutavad asutused siiani andmeid ka teatamata ning esineb ebatäpsete andmetega seotud probleeme.