Biostatistics: Study Types Part Two

Knowing the type of study you need to conduct makes your life easier, helps you come out with results that are appropriate to your goals, and helps advance knowledge further!
Content:
0:17 - Crossover study
1:04 - Twin concordance study
1:33 - Adoption studies
2:27 - Randomized clinical controlled trials (RCCT)
2:47 - Blinding
3:34 - RCCT Phases
4:11 - Summary
Credits:
Script: Khaled M. Abdullah
Illustrations: Bushra Hafez
Video editing: Anas Alkhabaz
Voiceover: Khaled M. Abdullah
Arabic subtitles: Tarek Arabi

[@glowingflower5632]

و عليكم السلام ورحمة الله وبركاته Great explanation👏🏻 keep up the good work

[@ATPPP]

Always and forever inshallah! :D

[@haeyba]

thank you! Keep up with the amazing work!

[@toobaaaapi]

Masha Allah great explaination brother, but i was wondering how it fit into the chart you showed at the beginning of part 1 of types of study, where you categorized studies on the basis of experimental and non-experimental, where do these studies fit in that chart?