The proposal received some comments such as GRSP-53-13 , tabled by the expert from the United States and GRSP-53-19 by the expert from France . Moreover , the American expert raised a study reservation on the seating procedure for the World Side Impact 50th percentile male test dummy ( WorldSID ) ( paras . 5.6 to 5.13 of Annex 2 of the text of the Regulation ) .