this master class schuduled into four sessions
the first session was on 2/8/2018
the last session planned to be on 22/10 /2018
each session about 3-4 hours
this master class schuduled into four sessions
the first session was on 2/8/2018
the last session planned to be on 22/10 /2018
each session about 3-4 hours