It should also be limited to studies which are genuinely necessary for regulatory purposes, to avoid applicants artificially extending the period of protection by submitting new studies which are not necessary.
Samuti peaks see piirduma uuringutega, mis on tõepoolest vajalikud reguleerimise otstarbel, et taotlejad ei pikendaks kaitseperioodi kunstlikult, esitades uusi mittevajalikke uuringuid.