A test of a new intervention or treatment on people for. detecting. -Tolerability. -Safety. -Efficacy. A Clinical trial is defined as a prospective study. comparing the effect and value of intervention. (s) against a control in human beings.
Most DVD Players support playing DL DVD-R, DVDÂ±R/RW, DVD, CD-R/RW, MP3, JPEG, however different plays have their special features. You need to introduce us what DVD player you have and then we can show you the detailed video formats.
To play the VOB files, you need to have a DVD player that supports VOB format. However, if you have the Windows Media Player (version 12 or higher) or VLC Media Player, it is good enough to play the file. Note that you will see a prompt telling you that it is an unsupported format, donât worry about it and just play it anyways.