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.
Best Answer: If you want the highest compatiblity, you'll need to have your DVD software build the .vob files needed to play the files. .vob is a container file format that actually contains MPEG-2 video along with either MPEG-2, PCM or AAC3 Audio file types. If you want every DVD player in the world to be able to play your disc, this is a must, and also set the region code to 0.