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.
(Windows Media Player can play DVDs only if another DVD player program, such as InterVideo WinDVD, is installed.) â  Play Windows Movie Maker files. â  Record music files. â  Organize digital files into a library for recording or listening.RealOne Player â  Play music CDs, MP3, and other audio files. â  Play DVD movies.