harvard universitetinin hazırladığı qısa izahlı video.<br /> <div style="display:inline;cursor:pointer" onClick="openClose('video_TbaCxIJ_VP4')"><div style="display:inline;cursor:pointer" onClick="openClose('video_<img src="https://cdn1.iconfinder.com/data/icons/silk2/control_play.png" width="12" height="12">')">(youtube: <img src="https://cdn1.iconfinder.com/data/icons/silk2/control_play.png" width="12" height="12">)</i></div> <span style="display:none;margin-left: auto; margin-right: auto;" id="video_<img src="https://cdn1.iconfinder.com/data/icons/silk2/control_play.png" width="12" height="12">"> <iframe quality="high" width="100%" height="390px" allowFullScreen="true" src="https://www.youtube.com/embed/<img src="https://cdn1.iconfinder.com/data/icons/silk2/control_play.png" width="12" height="12">"></iframe> </span></i></div> <span style="display:none;margin-left: auto; margin-right: auto;" id="video_TbaCxIJ_VP4"> <iframe quality="high" width="100%" height="390px" allowFullScreen="true" src="https://www.youtube.com/embed/TbaCxIJ_VP4"></iframe> </span>
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