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.
Rating Newest Oldest. Best Answer: Formats are the file extensions and compression modes used for various digital audio/ video files. A multiformat DVD should ideally play DVD-R/ DVD-RW (writable and rewritable recorded cds), MP3, MP4, MPEG, DAT, WMA, CDA, and CD-R/RW files. Divx and Avi files are mostly related to computer softwares and you should check it before buying that its specifications are clear about palying this type of mediafiles.