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.
The Funai ZV427FX4 DVD recorder/VCR combo can record in the DVD-R and DVD-RW disc format, which is compatible for playback on most DVD players. Of course, you can still record and play back in VHS. You can also dub from VHS-to-DVD or DVD-to-VHS, provided the content being dubbed is not copy-protected.