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.
A VOB file allows a DVD to store and access all of the data necessary to play a movie on a DVD player. VOB files allow a DVD player to locate the video file, audio files, and streaming data required to play a movie and provide the user with the same control he/she would have in a movie that is played on a computer. VOB file can be opened on a computer by playing it with most modern media players. For example, VLC Media Player and Windows Media Player 12 or higher play VOB files, even though they may claim that the file is not supported. If the user experiences problems playing a VOB file, a VOB player may be necessary.